Home / 10,358.26-14,294.67-5,642.84

Finding the Fourth Proportional to 10,358.26, 14,294.67 and 5,642.84

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Solution

The fourth proportional to 10,358.26, 14,294.67 and 5,642.84 is: 7,787.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.26 : 14,294.67 = 5,642.84 : x
  2. Step 2: Convert to fraction form
    10,358.26/14,294.67 = 5,642.84/x
  3. Step 3: Cross multiply
    10,358.26x = 14,294.67 × 5,642.84
  4. Step 4: Simplify right side
    10,358.26x = 80,662,535.66
  5. Step 5: Solve for x
    x = 80,662,535.66/10,358.26
  6. Step 6: Final answer
    x = 7,787.27

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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.