Home / 5,432.86-8,146.45-2,513.22

Finding the Fourth Proportional to 5,432.86, 8,146.45 and 2,513.22

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Solution

The fourth proportional to 5,432.86, 8,146.45 and 2,513.22 is: 3,768.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.86 : 8,146.45 = 2,513.22 : x
  2. Step 2: Convert to fraction form
    5,432.86/8,146.45 = 2,513.22/x
  3. Step 3: Cross multiply
    5,432.86x = 8,146.45 × 2,513.22
  4. Step 4: Simplify right side
    5,432.86x = 20,473,821.07
  5. Step 5: Solve for x
    x = 20,473,821.07/5,432.86
  6. Step 6: Final answer
    x = 3,768.52

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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.