Home / 10,393.24-14,342.64-5,677.52

Finding the Fourth Proportional to 10,393.24, 14,342.64 and 5,677.52

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Solution

The fourth proportional to 10,393.24, 14,342.64 and 5,677.52 is: 7,834.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.24 : 14,342.64 = 5,677.52 : x
  2. Step 2: Convert to fraction form
    10,393.24/14,342.64 = 5,677.52/x
  3. Step 3: Cross multiply
    10,393.24x = 14,342.64 × 5,677.52
  4. Step 4: Simplify right side
    10,393.24x = 81,430,625.45
  5. Step 5: Solve for x
    x = 81,430,625.45/10,393.24
  6. Step 6: Final answer
    x = 7,834.96

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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.