Home / 5,282.48-7,927.72-3,612.62

Finding the Fourth Proportional to 5,282.48, 7,927.72 and 3,612.62

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Solution

The fourth proportional to 5,282.48, 7,927.72 and 3,612.62 is: 5,421.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.48 : 7,927.72 = 3,612.62 : x
  2. Step 2: Convert to fraction form
    5,282.48/7,927.72 = 3,612.62/x
  3. Step 3: Cross multiply
    5,282.48x = 7,927.72 × 3,612.62
  4. Step 4: Simplify right side
    5,282.48x = 28,639,826.34
  5. Step 5: Solve for x
    x = 28,639,826.34/5,282.48
  6. Step 6: Final answer
    x = 5,421.66

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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.