Home / 2,592.20-3,888.02-1,359.12

Finding the Fourth Proportional to 2,592.20, 3,888.02 and 1,359.12

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Solution

The fourth proportional to 2,592.20, 3,888.02 and 1,359.12 is: 2,038.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592.20 : 3,888.02 = 1,359.12 : x
  2. Step 2: Convert to fraction form
    2,592.20/3,888.02 = 1,359.12/x
  3. Step 3: Cross multiply
    2,592.20x = 3,888.02 × 1,359.12
  4. Step 4: Simplify right side
    2,592.20x = 5,284,285.74
  5. Step 5: Solve for x
    x = 5,284,285.74/2,592.20
  6. Step 6: Final answer
    x = 2,038.53

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1.5x scale

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.