Home / 8,030.34-11,081.68-4,445.21

Finding the Fourth Proportional to 8,030.34, 11,081.68 and 4,445.21

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Solution

The fourth proportional to 8,030.34, 11,081.68 and 4,445.21 is: 6,134.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.34 : 11,081.68 = 4,445.21 : x
  2. Step 2: Convert to fraction form
    8,030.34/11,081.68 = 4,445.21/x
  3. Step 3: Cross multiply
    8,030.34x = 11,081.68 × 4,445.21
  4. Step 4: Simplify right side
    8,030.34x = 49,260,411.34
  5. Step 5: Solve for x
    x = 49,260,411.34/8,030.34
  6. Step 6: Final answer
    x = 6,134.29

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Half scale
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Double scale
Find fourth proportional to 8,031.34, 11,083.06 and 4,446.21
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.