Home / 2,377.06-3,280.02-1,432.85

Finding the Fourth Proportional to 2,377.06, 3,280.02 and 1,432.85

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Solution

The fourth proportional to 2,377.06, 3,280.02 and 1,432.85 is: 1,977.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.06 : 3,280.02 = 1,432.85 : x
  2. Step 2: Convert to fraction form
    2,377.06/3,280.02 = 1,432.85/x
  3. Step 3: Cross multiply
    2,377.06x = 3,280.02 × 1,432.85
  4. Step 4: Simplify right side
    2,377.06x = 4,699,776.66
  5. Step 5: Solve for x
    x = 4,699,776.66/2,377.06
  6. Step 6: Final answer
    x = 1,977.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.