Home / 9,521.60-14,282.96-3,678.24

Finding the Fourth Proportional to 9,521.60, 14,282.96 and 3,678.24

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Solution

The fourth proportional to 9,521.60, 14,282.96 and 3,678.24 is: 5,517.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521.60 : 14,282.96 = 3,678.24 : x
  2. Step 2: Convert to fraction form
    9,521.60/14,282.96 = 3,678.24/x
  3. Step 3: Cross multiply
    9,521.60x = 14,282.96 × 3,678.24
  4. Step 4: Simplify right side
    9,521.60x = 52,536,154.79
  5. Step 5: Solve for x
    x = 52,536,154.79/9,521.60
  6. Step 6: Final answer
    x = 5,517.58

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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.