Home / 3,240.02-4,471.46-1,842.77

Finding the Fourth Proportional to 3,240.02, 4,471.46 and 1,842.77

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Solution

The fourth proportional to 3,240.02, 4,471.46 and 1,842.77 is: 2,543.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.02 : 4,471.46 = 1,842.77 : x
  2. Step 2: Convert to fraction form
    3,240.02/4,471.46 = 1,842.77/x
  3. Step 3: Cross multiply
    3,240.02x = 4,471.46 × 1,842.77
  4. Step 4: Simplify right side
    3,240.02x = 8,239,840.77
  5. Step 5: Solve for x
    x = 8,239,840.77/3,240.02
  6. Step 6: Final answer
    x = 2,543.15

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Half scale
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Double scale
Find fourth proportional to 3,241.02, 4,472.84 and 1,843.77
Similar ratio
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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.