Home / 8,030.40-11,081.46-4,445.16

Finding the Fourth Proportional to 8,030.40, 11,081.46 and 4,445.16

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Solution

The fourth proportional to 8,030.40, 11,081.46 and 4,445.16 is: 6,134.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.40 : 11,081.46 = 4,445.16 : x
  2. Step 2: Convert to fraction form
    8,030.40/11,081.46 = 4,445.16/x
  3. Step 3: Cross multiply
    8,030.40x = 11,081.46 × 4,445.16
  4. Step 4: Simplify right side
    8,030.40x = 49,258,862.73
  5. Step 5: Solve for x
    x = 49,258,862.73/8,030.40
  6. Step 6: Final answer
    x = 6,134.05

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Half scale
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Double scale
Find fourth proportional to 8,031.40, 11,082.84 and 4,446.16
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.