Home / 11,073.19-15,281.91-6,358.39

Finding the Fourth Proportional to 11,073.19, 15,281.91 and 6,358.39

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Solution

The fourth proportional to 11,073.19, 15,281.91 and 6,358.39 is: 8,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.19 : 15,281.91 = 6,358.39 : x
  2. Step 2: Convert to fraction form
    11,073.19/15,281.91 = 6,358.39/x
  3. Step 3: Cross multiply
    11,073.19x = 15,281.91 × 6,358.39
  4. Step 4: Simplify right side
    11,073.19x = 97,168,343.72
  5. Step 5: Solve for x
    x = 97,168,343.72/11,073.19
  6. Step 6: Final answer
    x = 8,775.10

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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.