Home / 6,306.02-9,456.52-2,145.18

Finding the Fourth Proportional to 6,306.02, 9,456.52 and 2,145.18

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Solution

The fourth proportional to 6,306.02, 9,456.52 and 2,145.18 is: 3,216.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,306.02 : 9,456.52 = 2,145.18 : x
  2. Step 2: Convert to fraction form
    6,306.02/9,456.52 = 2,145.18/x
  3. Step 3: Cross multiply
    6,306.02x = 9,456.52 × 2,145.18
  4. Step 4: Simplify right side
    6,306.02x = 20,285,937.57
  5. Step 5: Solve for x
    x = 20,285,937.57/6,306.02
  6. Step 6: Final answer
    x = 3,216.92

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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.