Home / 11,377.24-15,700.18-6,341.20

Finding the Fourth Proportional to 11,377.24, 15,700.18 and 6,341.20

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Solution

The fourth proportional to 11,377.24, 15,700.18 and 6,341.20 is: 8,750.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.24 : 15,700.18 = 6,341.20 : x
  2. Step 2: Convert to fraction form
    11,377.24/15,700.18 = 6,341.20/x
  3. Step 3: Cross multiply
    11,377.24x = 15,700.18 × 6,341.20
  4. Step 4: Simplify right side
    11,377.24x = 99,557,981.42
  5. Step 5: Solve for x
    x = 99,557,981.42/11,377.24
  6. Step 6: Final answer
    x = 8,750.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.