Home / 10,151.50-15,231.81-6,452.77

Finding the Fourth Proportional to 10,151.50, 15,231.81 and 6,452.77

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Solution

The fourth proportional to 10,151.50, 15,231.81 and 6,452.77 is: 9,682.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,151.50 : 15,231.81 = 6,452.77 : x
  2. Step 2: Convert to fraction form
    10,151.50/15,231.81 = 6,452.77/x
  3. Step 3: Cross multiply
    10,151.50x = 15,231.81 × 6,452.77
  4. Step 4: Simplify right side
    10,151.50x = 98,287,366.61
  5. Step 5: Solve for x
    x = 98,287,366.61/10,151.50
  6. Step 6: Final answer
    x = 9,682.05

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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.