Home / 10,239.20-14,123.52-6,258.08

Finding the Fourth Proportional to 10,239.20, 14,123.52 and 6,258.08

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Solution

The fourth proportional to 10,239.20, 14,123.52 and 6,258.08 is: 8,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,239.20 : 14,123.52 = 6,258.08 : x
  2. Step 2: Convert to fraction form
    10,239.20/14,123.52 = 6,258.08/x
  3. Step 3: Cross multiply
    10,239.20x = 14,123.52 × 6,258.08
  4. Step 4: Simplify right side
    10,239.20x = 88,386,118.04
  5. Step 5: Solve for x
    x = 88,386,118.04/10,239.20
  6. Step 6: Final answer
    x = 8,632.13

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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.