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Finding the Fourth Proportional to 4,392.07, 6,061.13 and 2,402.64

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Solution

The fourth proportional to 4,392.07, 6,061.13 and 2,402.64 is: 3,315.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.07 : 6,061.13 = 2,402.64 : x
  2. Step 2: Convert to fraction form
    4,392.07/6,061.13 = 2,402.64/x
  3. Step 3: Cross multiply
    4,392.07x = 6,061.13 × 2,402.64
  4. Step 4: Simplify right side
    4,392.07x = 14,562,713.38
  5. Step 5: Solve for x
    x = 14,562,713.38/4,392.07
  6. Step 6: Final answer
    x = 3,315.68

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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.