Home / 7,490.67-10,337.22-4,133.62

Finding the Fourth Proportional to 7,490.67, 10,337.22 and 4,133.62

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Solution

The fourth proportional to 7,490.67, 10,337.22 and 4,133.62 is: 5,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.67 : 10,337.22 = 4,133.62 : x
  2. Step 2: Convert to fraction form
    7,490.67/10,337.22 = 4,133.62/x
  3. Step 3: Cross multiply
    7,490.67x = 10,337.22 × 4,133.62
  4. Step 4: Simplify right side
    7,490.67x = 42,730,139.34
  5. Step 5: Solve for x
    x = 42,730,139.34/7,490.67
  6. Step 6: Final answer
    x = 5,704.45

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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.