Home / 2,387.48-3,580.54-1,000.52

Finding the Fourth Proportional to 2,387.48, 3,580.54 and 1,000.52

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Solution

The fourth proportional to 2,387.48, 3,580.54 and 1,000.52 is: 1,500.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387.48 : 3,580.54 = 1,000.52 : x
  2. Step 2: Convert to fraction form
    2,387.48/3,580.54 = 1,000.52/x
  3. Step 3: Cross multiply
    2,387.48x = 3,580.54 × 1,000.52
  4. Step 4: Simplify right side
    2,387.48x = 3,582,394.90
  5. Step 5: Solve for x
    x = 3,582,394.90/2,387.48
  6. Step 6: Final answer
    x = 1,500.50

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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.