Home / 6,589.12-9,077.52-5,416.96

Finding the Fourth Proportional to 6,589.12, 9,077.52 and 5,416.96

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Solution

The fourth proportional to 6,589.12, 9,077.52 and 5,416.96 is: 7,462.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,589.12 : 9,077.52 = 5,416.96 : x
  2. Step 2: Convert to fraction form
    6,589.12/9,077.52 = 5,416.96/x
  3. Step 3: Cross multiply
    6,589.12x = 9,077.52 × 5,416.96
  4. Step 4: Simplify right side
    6,589.12x = 49,172,562.74
  5. Step 5: Solve for x
    x = 49,172,562.74/6,589.12
  6. Step 6: Final answer
    x = 7,462.69

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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.