Home / 5,059.28-7,587.44-1,771.76

Finding the Fourth Proportional to 5,059.28, 7,587.44 and 1,771.76

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Solution

The fourth proportional to 5,059.28, 7,587.44 and 1,771.76 is: 2,657.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.28 : 7,587.44 = 1,771.76 : x
  2. Step 2: Convert to fraction form
    5,059.28/7,587.44 = 1,771.76/x
  3. Step 3: Cross multiply
    5,059.28x = 7,587.44 × 1,771.76
  4. Step 4: Simplify right side
    5,059.28x = 13,443,122.69
  5. Step 5: Solve for x
    x = 13,443,122.69/5,059.28
  6. Step 6: Final answer
    x = 2,657.12

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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.