Home / 7,487.40-10,333.09-4,301.70

Finding the Fourth Proportional to 7,487.40, 10,333.09 and 4,301.70

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Solution

The fourth proportional to 7,487.40, 10,333.09 and 4,301.70 is: 5,936.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.40 : 10,333.09 = 4,301.70 : x
  2. Step 2: Convert to fraction form
    7,487.40/10,333.09 = 4,301.70/x
  3. Step 3: Cross multiply
    7,487.40x = 10,333.09 × 4,301.70
  4. Step 4: Simplify right side
    7,487.40x = 44,449,853.25
  5. Step 5: Solve for x
    x = 44,449,853.25/7,487.40
  6. Step 6: Final answer
    x = 5,936.62

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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.