Home / 5,612.59-8,415.52-2,651.79

Finding the Fourth Proportional to 5,612.59, 8,415.52 and 2,651.79

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Solution

The fourth proportional to 5,612.59, 8,415.52 and 2,651.79 is: 3,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.59 : 8,415.52 = 2,651.79 : x
  2. Step 2: Convert to fraction form
    5,612.59/8,415.52 = 2,651.79/x
  3. Step 3: Cross multiply
    5,612.59x = 8,415.52 × 2,651.79
  4. Step 4: Simplify right side
    5,612.59x = 22,316,191.78
  5. Step 5: Solve for x
    x = 22,316,191.78/5,612.59
  6. Step 6: Final answer
    x = 3,976.10

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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.