Home / 8,089.47-12,135.02-3,706.29

Finding the Fourth Proportional to 8,089.47, 12,135.02 and 3,706.29

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Solution

The fourth proportional to 8,089.47, 12,135.02 and 3,706.29 is: 5,559.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.47 : 12,135.02 = 3,706.29 : x
  2. Step 2: Convert to fraction form
    8,089.47/12,135.02 = 3,706.29/x
  3. Step 3: Cross multiply
    8,089.47x = 12,135.02 × 3,706.29
  4. Step 4: Simplify right side
    8,089.47x = 44,975,884.74
  5. Step 5: Solve for x
    x = 44,975,884.74/8,089.47
  6. Step 6: Final answer
    x = 5,559.81

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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.