Home / 7,489.50-10,337.40-4,347.51

Finding the Fourth Proportional to 7,489.50, 10,337.40 and 4,347.51

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Solution

The fourth proportional to 7,489.50, 10,337.40 and 4,347.51 is: 6,000.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.50 : 10,337.40 = 4,347.51 : x
  2. Step 2: Convert to fraction form
    7,489.50/10,337.40 = 4,347.51/x
  3. Step 3: Cross multiply
    7,489.50x = 10,337.40 × 4,347.51
  4. Step 4: Simplify right side
    7,489.50x = 44,941,949.87
  5. Step 5: Solve for x
    x = 44,941,949.87/7,489.50
  6. Step 6: Final answer
    x = 6,000.66

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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.