Home / 10,095.10-15,134.34-8,775.74

Finding the Fourth Proportional to 10,095.10, 15,134.34 and 8,775.74

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Solution

The fourth proportional to 10,095.10, 15,134.34 and 8,775.74 is: 13,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095.10 : 15,134.34 = 8,775.74 : x
  2. Step 2: Convert to fraction form
    10,095.10/15,134.34 = 8,775.74/x
  3. Step 3: Cross multiply
    10,095.10x = 15,134.34 × 8,775.74
  4. Step 4: Simplify right side
    10,095.10x = 132,815,103.66
  5. Step 5: Solve for x
    x = 132,815,103.66/10,095.10
  6. Step 6: Final answer
    x = 13,156.40

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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.