Home / 10,310.88-14,228.89-5,595.13

Finding the Fourth Proportional to 10,310.88, 14,228.89 and 5,595.13

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Solution

The fourth proportional to 10,310.88, 14,228.89 and 5,595.13 is: 7,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310.88 : 14,228.89 = 5,595.13 : x
  2. Step 2: Convert to fraction form
    10,310.88/14,228.89 = 5,595.13/x
  3. Step 3: Cross multiply
    10,310.88x = 14,228.89 × 5,595.13
  4. Step 4: Simplify right side
    10,310.88x = 79,612,439.75
  5. Step 5: Solve for x
    x = 79,612,439.75/10,310.88
  6. Step 6: Final answer
    x = 7,721.21

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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.