Home / 1,456.02-2,180.76-1,025.10

Finding the Fourth Proportional to 1,456.02, 2,180.76 and 1,025.10

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Solution

The fourth proportional to 1,456.02, 2,180.76 and 1,025.10 is: 1,535.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456.02 : 2,180.76 = 1,025.10 : x
  2. Step 2: Convert to fraction form
    1,456.02/2,180.76 = 1,025.10/x
  3. Step 3: Cross multiply
    1,456.02x = 2,180.76 × 1,025.10
  4. Step 4: Simplify right side
    1,456.02x = 2,235,497.08
  5. Step 5: Solve for x
    x = 2,235,497.08/1,456.02
  6. Step 6: Final answer
    x = 1,535.35

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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.