Home / 5,059.31-7,587.12-1,937.72

Finding the Fourth Proportional to 5,059.31, 7,587.12 and 1,937.72

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Solution

The fourth proportional to 5,059.31, 7,587.12 and 1,937.72 is: 2,905.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.31 : 7,587.12 = 1,937.72 : x
  2. Step 2: Convert to fraction form
    5,059.31/7,587.12 = 1,937.72/x
  3. Step 3: Cross multiply
    5,059.31x = 7,587.12 × 1,937.72
  4. Step 4: Simplify right side
    5,059.31x = 14,701,729.50
  5. Step 5: Solve for x
    x = 14,701,729.50/5,059.31
  6. Step 6: Final answer
    x = 2,905.88

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Half scale
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Double scale
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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.