Home / 9,440.32-13,008.45-7,302.87

Finding the Fourth Proportional to 9,440.32, 13,008.45 and 7,302.87

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Solution

The fourth proportional to 9,440.32, 13,008.45 and 7,302.87 is: 10,063.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440.32 : 13,008.45 = 7,302.87 : x
  2. Step 2: Convert to fraction form
    9,440.32/13,008.45 = 7,302.87/x
  3. Step 3: Cross multiply
    9,440.32x = 13,008.45 × 7,302.87
  4. Step 4: Simplify right side
    9,440.32x = 94,998,982.74
  5. Step 5: Solve for x
    x = 94,998,982.74/9,440.32
  6. Step 6: Final answer
    x = 10,063.11

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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.