Home / 10,095.67-13,938.89-6,320.36

Finding the Fourth Proportional to 10,095.67, 13,938.89 and 6,320.36

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Solution

The fourth proportional to 10,095.67, 13,938.89 and 6,320.36 is: 8,726.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095.67 : 13,938.89 = 6,320.36 : x
  2. Step 2: Convert to fraction form
    10,095.67/13,938.89 = 6,320.36/x
  3. Step 3: Cross multiply
    10,095.67x = 13,938.89 × 6,320.36
  4. Step 4: Simplify right side
    10,095.67x = 88,098,806.05
  5. Step 5: Solve for x
    x = 88,098,806.05/10,095.67
  6. Step 6: Final answer
    x = 8,726.39

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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.