Home / 5,310.07-7,966.55-1,612.42

Finding the Fourth Proportional to 5,310.07, 7,966.55 and 1,612.42

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Solution

The fourth proportional to 5,310.07, 7,966.55 and 1,612.42 is: 2,419.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.07 : 7,966.55 = 1,612.42 : x
  2. Step 2: Convert to fraction form
    5,310.07/7,966.55 = 1,612.42/x
  3. Step 3: Cross multiply
    5,310.07x = 7,966.55 × 1,612.42
  4. Step 4: Simplify right side
    5,310.07x = 12,845,424.55
  5. Step 5: Solve for x
    x = 12,845,424.55/5,310.07
  6. Step 6: Final answer
    x = 2,419.07

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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.