Home / 4,327.80-6,488.28-1,554

Finding the Fourth Proportional to 4,327.80, 6,488.28 and 1,554

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Solution

The fourth proportional to 4,327.80, 6,488.28 and 1,554 is: 2,329.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,327.80 : 6,488.28 = 1,554 : x
  2. Step 2: Convert to fraction form
    4,327.80/6,488.28 = 1,554/x
  3. Step 3: Cross multiply
    4,327.80x = 6,488.28 × 1,554
  4. Step 4: Simplify right side
    4,327.80x = 10,082,787.12
  5. Step 5: Solve for x
    x = 10,082,787.12/4,327.80
  6. Step 6: Final answer
    x = 2,329.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.