Home / 8,095.52-12,143.28-2,898.56

Finding the Fourth Proportional to 8,095.52, 12,143.28 and 2,898.56

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Solution

The fourth proportional to 8,095.52, 12,143.28 and 2,898.56 is: 4,347.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,095.52 : 12,143.28 = 2,898.56 : x
  2. Step 2: Convert to fraction form
    8,095.52/12,143.28 = 2,898.56/x
  3. Step 3: Cross multiply
    8,095.52x = 12,143.28 × 2,898.56
  4. Step 4: Simplify right side
    8,095.52x = 35,198,025.68
  5. Step 5: Solve for x
    x = 35,198,025.68/8,095.52
  6. Step 6: Final answer
    x = 4,347.84

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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.