Home / 5,685.29-8,527.65-2,521.83

Finding the Fourth Proportional to 5,685.29, 8,527.65 and 2,521.83

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Solution

The fourth proportional to 5,685.29, 8,527.65 and 2,521.83 is: 3,782.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685.29 : 8,527.65 = 2,521.83 : x
  2. Step 2: Convert to fraction form
    5,685.29/8,527.65 = 2,521.83/x
  3. Step 3: Cross multiply
    5,685.29x = 8,527.65 × 2,521.83
  4. Step 4: Simplify right side
    5,685.29x = 21,505,306.12
  5. Step 5: Solve for x
    x = 21,505,306.12/5,685.29
  6. Step 6: Final answer
    x = 3,782.62

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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.