Home / 8,031.29-11,081.00-4,885.25

Finding the Fourth Proportional to 8,031.29, 11,081.00 and 4,885.25

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Solution

The fourth proportional to 8,031.29, 11,081.00 and 4,885.25 is: 6,740.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031.29 : 11,081.00 = 4,885.25 : x
  2. Step 2: Convert to fraction form
    8,031.29/11,081.00 = 4,885.25/x
  3. Step 3: Cross multiply
    8,031.29x = 11,081.00 × 4,885.25
  4. Step 4: Simplify right side
    8,031.29x = 54,133,412.06
  5. Step 5: Solve for x
    x = 54,133,412.06/8,031.29
  6. Step 6: Final answer
    x = 6,740.32

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Half scale
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Double scale
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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.