Home / 9,384.24-12,938.49-6,021.12

Finding the Fourth Proportional to 9,384.24, 12,938.49 and 6,021.12

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Solution

The fourth proportional to 9,384.24, 12,938.49 and 6,021.12 is: 8,301.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,384.24 : 12,938.49 = 6,021.12 : x
  2. Step 2: Convert to fraction form
    9,384.24/12,938.49 = 6,021.12/x
  3. Step 3: Cross multiply
    9,384.24x = 12,938.49 × 6,021.12
  4. Step 4: Simplify right side
    9,384.24x = 77,904,200.91
  5. Step 5: Solve for x
    x = 77,904,200.91/9,384.24
  6. Step 6: Final answer
    x = 8,301.60

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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.