Home / 5,475.60-7,557.30-3,587.49

Finding the Fourth Proportional to 5,475.60, 7,557.30 and 3,587.49

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Solution

The fourth proportional to 5,475.60, 7,557.30 and 3,587.49 is: 4,951.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.60 : 7,557.30 = 3,587.49 : x
  2. Step 2: Convert to fraction form
    5,475.60/7,557.30 = 3,587.49/x
  3. Step 3: Cross multiply
    5,475.60x = 7,557.30 × 3,587.49
  4. Step 4: Simplify right side
    5,475.60x = 27,111,738.18
  5. Step 5: Solve for x
    x = 27,111,738.18/5,475.60
  6. Step 6: Final answer
    x = 4,951.37

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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.