Home / 4,071.17-5,618.34-2,302.74

Finding the Fourth Proportional to 4,071.17, 5,618.34 and 2,302.74

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Solution

The fourth proportional to 4,071.17, 5,618.34 and 2,302.74 is: 3,177.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.17 : 5,618.34 = 2,302.74 : x
  2. Step 2: Convert to fraction form
    4,071.17/5,618.34 = 2,302.74/x
  3. Step 3: Cross multiply
    4,071.17x = 5,618.34 × 2,302.74
  4. Step 4: Simplify right side
    4,071.17x = 12,937,576.25
  5. Step 5: Solve for x
    x = 12,937,576.25/4,071.17
  6. Step 6: Final answer
    x = 3,177.85

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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.