Home / 7,487.15-10,332.74-4,301.45

Finding the Fourth Proportional to 7,487.15, 10,332.74 and 4,301.45

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Solution

The fourth proportional to 7,487.15, 10,332.74 and 4,301.45 is: 5,936.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.15 : 10,332.74 = 4,301.45 : x
  2. Step 2: Convert to fraction form
    7,487.15/10,332.74 = 4,301.45/x
  3. Step 3: Cross multiply
    7,487.15x = 10,332.74 × 4,301.45
  4. Step 4: Simplify right side
    7,487.15x = 44,445,723.56
  5. Step 5: Solve for x
    x = 44,445,723.56/7,487.15
  6. Step 6: Final answer
    x = 5,936.27

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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.