Home / 7,490.98-10,337.63-4,133.92

Finding the Fourth Proportional to 7,490.98, 10,337.63 and 4,133.92

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Solution

The fourth proportional to 7,490.98, 10,337.63 and 4,133.92 is: 5,704.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.98 : 10,337.63 = 4,133.92 : x
  2. Step 2: Convert to fraction form
    7,490.98/10,337.63 = 4,133.92/x
  3. Step 3: Cross multiply
    7,490.98x = 10,337.63 × 4,133.92
  4. Step 4: Simplify right side
    7,490.98x = 42,734,935.41
  5. Step 5: Solve for x
    x = 42,734,935.41/7,490.98
  6. Step 6: Final answer
    x = 5,704.85

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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.