Home / 7,159.20-10,746.09-4,972.20

Finding the Fourth Proportional to 7,159.20, 10,746.09 and 4,972.20

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Solution

The fourth proportional to 7,159.20, 10,746.09 and 4,972.20 is: 7,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,159.20 : 10,746.09 = 4,972.20 : x
  2. Step 2: Convert to fraction form
    7,159.20/10,746.09 = 4,972.20/x
  3. Step 3: Cross multiply
    7,159.20x = 10,746.09 × 4,972.20
  4. Step 4: Simplify right side
    7,159.20x = 53,431,708.70
  5. Step 5: Solve for x
    x = 53,431,708.70/7,159.20
  6. Step 6: Final answer
    x = 7,463.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.