Home / 10,265.25-14,165.24-5,787.57

Finding the Fourth Proportional to 10,265.25, 14,165.24 and 5,787.57

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Solution

The fourth proportional to 10,265.25, 14,165.24 and 5,787.57 is: 7,986.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.25 : 14,165.24 = 5,787.57 : x
  2. Step 2: Convert to fraction form
    10,265.25/14,165.24 = 5,787.57/x
  3. Step 3: Cross multiply
    10,265.25x = 14,165.24 × 5,787.57
  4. Step 4: Simplify right side
    10,265.25x = 81,982,289.13
  5. Step 5: Solve for x
    x = 81,982,289.13/10,265.25
  6. Step 6: Final answer
    x = 7,986.39

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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.