Home / 10,110.57-13,961.18-6,340.05

Finding the Fourth Proportional to 10,110.57, 13,961.18 and 6,340.05

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Solution

The fourth proportional to 10,110.57, 13,961.18 and 6,340.05 is: 8,754.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.57 : 13,961.18 = 6,340.05 : x
  2. Step 2: Convert to fraction form
    10,110.57/13,961.18 = 6,340.05/x
  3. Step 3: Cross multiply
    10,110.57x = 13,961.18 × 6,340.05
  4. Step 4: Simplify right side
    10,110.57x = 88,514,547.56
  5. Step 5: Solve for x
    x = 88,514,547.56/10,110.57
  6. Step 6: Final answer
    x = 8,754.65

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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.