Home / 10,256.87-15,373.35-4,710.80

Finding the Fourth Proportional to 10,256.87, 15,373.35 and 4,710.80

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Solution

The fourth proportional to 10,256.87, 15,373.35 and 4,710.80 is: 7,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.87 : 15,373.35 = 4,710.80 : x
  2. Step 2: Convert to fraction form
    10,256.87/15,373.35 = 4,710.80/x
  3. Step 3: Cross multiply
    10,256.87x = 15,373.35 × 4,710.80
  4. Step 4: Simplify right side
    10,256.87x = 72,420,700.31
  5. Step 5: Solve for x
    x = 72,420,700.31/10,256.87
  6. Step 6: Final answer
    x = 7,060.71

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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.