Home / 4,049.60-5,588.40-2,281.18

Finding the Fourth Proportional to 4,049.60, 5,588.40 and 2,281.18

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Solution

The fourth proportional to 4,049.60, 5,588.40 and 2,281.18 is: 3,148.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.60 : 5,588.40 = 2,281.18 : x
  2. Step 2: Convert to fraction form
    4,049.60/5,588.40 = 2,281.18/x
  3. Step 3: Cross multiply
    4,049.60x = 5,588.40 × 2,281.18
  4. Step 4: Simplify right side
    4,049.60x = 12,748,146.31
  5. Step 5: Solve for x
    x = 12,748,146.31/4,049.60
  6. Step 6: Final answer
    x = 3,148.00

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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.