Home / 6,455.32-9,666.18-3,527.62

Finding the Fourth Proportional to 6,455.32, 9,666.18 and 3,527.62

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Solution

The fourth proportional to 6,455.32, 9,666.18 and 3,527.62 is: 5,282.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455.32 : 9,666.18 = 3,527.62 : x
  2. Step 2: Convert to fraction form
    6,455.32/9,666.18 = 3,527.62/x
  3. Step 3: Cross multiply
    6,455.32x = 9,666.18 × 3,527.62
  4. Step 4: Simplify right side
    6,455.32x = 34,098,609.89
  5. Step 5: Solve for x
    x = 34,098,609.89/6,455.32
  6. Step 6: Final answer
    x = 5,282.25

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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.