Home / 5,454.91-7,530.65-3,671.76

Finding the Fourth Proportional to 5,454.91, 7,530.65 and 3,671.76

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Solution

The fourth proportional to 5,454.91, 7,530.65 and 3,671.76 is: 5,068.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.91 : 7,530.65 = 3,671.76 : x
  2. Step 2: Convert to fraction form
    5,454.91/7,530.65 = 3,671.76/x
  3. Step 3: Cross multiply
    5,454.91x = 7,530.65 × 3,671.76
  4. Step 4: Simplify right side
    5,454.91x = 27,650,783.75
  5. Step 5: Solve for x
    x = 27,650,783.75/5,454.91
  6. Step 6: Final answer
    x = 5,068.97

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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.