Home / 8,329.31-11,493.33-5,349.17

Finding the Fourth Proportional to 8,329.31, 11,493.33 and 5,349.17

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Solution

The fourth proportional to 8,329.31, 11,493.33 and 5,349.17 is: 7,381.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,329.31 : 11,493.33 = 5,349.17 : x
  2. Step 2: Convert to fraction form
    8,329.31/11,493.33 = 5,349.17/x
  3. Step 3: Cross multiply
    8,329.31x = 11,493.33 × 5,349.17
  4. Step 4: Simplify right side
    8,329.31x = 61,479,804.77
  5. Step 5: Solve for x
    x = 61,479,804.77/8,329.31
  6. Step 6: Final answer
    x = 7,381.14

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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.