Home / 3,291.02-4,937.40-1,182.86

Finding the Fourth Proportional to 3,291.02, 4,937.40 and 1,182.86

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Solution

The fourth proportional to 3,291.02, 4,937.40 and 1,182.86 is: 1,774.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.02 : 4,937.40 = 1,182.86 : x
  2. Step 2: Convert to fraction form
    3,291.02/4,937.40 = 1,182.86/x
  3. Step 3: Cross multiply
    3,291.02x = 4,937.40 × 1,182.86
  4. Step 4: Simplify right side
    3,291.02x = 5,840,270.61
  5. Step 5: Solve for x
    x = 5,840,270.61/3,291.02
  6. Step 6: Final answer
    x = 1,774.61

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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.