Home / 5,977.55-8,248.89-3,288.65

Finding the Fourth Proportional to 5,977.55, 8,248.89 and 3,288.65

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Solution

The fourth proportional to 5,977.55, 8,248.89 and 3,288.65 is: 4,538.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,977.55 : 8,248.89 = 3,288.65 : x
  2. Step 2: Convert to fraction form
    5,977.55/8,248.89 = 3,288.65/x
  3. Step 3: Cross multiply
    5,977.55x = 8,248.89 × 3,288.65
  4. Step 4: Simplify right side
    5,977.55x = 27,127,712.10
  5. Step 5: Solve for x
    x = 27,127,712.10/5,977.55
  6. Step 6: Final answer
    x = 4,538.27

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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.