Home / 5,990.52-8,272.13-3,756.21

Finding the Fourth Proportional to 5,990.52, 8,272.13 and 3,756.21

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Solution

The fourth proportional to 5,990.52, 8,272.13 and 3,756.21 is: 5,186.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,990.52 : 8,272.13 = 3,756.21 : x
  2. Step 2: Convert to fraction form
    5,990.52/8,272.13 = 3,756.21/x
  3. Step 3: Cross multiply
    5,990.52x = 8,272.13 × 3,756.21
  4. Step 4: Simplify right side
    5,990.52x = 31,071,807.63
  5. Step 5: Solve for x
    x = 31,071,807.63/5,990.52
  6. Step 6: Final answer
    x = 5,186.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.