Home / 10,339.68-15,508.80-5,943.36

Finding the Fourth Proportional to 10,339.68, 15,508.80 and 5,943.36

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Solution

The fourth proportional to 10,339.68, 15,508.80 and 5,943.36 is: 8,914.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.68 : 15,508.80 = 5,943.36 : x
  2. Step 2: Convert to fraction form
    10,339.68/15,508.80 = 5,943.36/x
  3. Step 3: Cross multiply
    10,339.68x = 15,508.80 × 5,943.36
  4. Step 4: Simplify right side
    10,339.68x = 92,174,381.57
  5. Step 5: Solve for x
    x = 92,174,381.57/10,339.68
  6. Step 6: Final answer
    x = 8,914.63

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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.