Home / 10,451.57-15,677.05-3,056.20

Finding the Fourth Proportional to 10,451.57, 15,677.05 and 3,056.20

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Solution

The fourth proportional to 10,451.57, 15,677.05 and 3,056.20 is: 4,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,451.57 : 15,677.05 = 3,056.20 : x
  2. Step 2: Convert to fraction form
    10,451.57/15,677.05 = 3,056.20/x
  3. Step 3: Cross multiply
    10,451.57x = 15,677.05 × 3,056.20
  4. Step 4: Simplify right side
    10,451.57x = 47,912,192.57
  5. Step 5: Solve for x
    x = 47,912,192.57/10,451.57
  6. Step 6: Final answer
    x = 4,584.21

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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.