Home / 5,325.68-7,988.88-2,552.96

Finding the Fourth Proportional to 5,325.68, 7,988.88 and 2,552.96

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Solution

The fourth proportional to 5,325.68, 7,988.88 and 2,552.96 is: 3,829.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.68 : 7,988.88 = 2,552.96 : x
  2. Step 2: Convert to fraction form
    5,325.68/7,988.88 = 2,552.96/x
  3. Step 3: Cross multiply
    5,325.68x = 7,988.88 × 2,552.96
  4. Step 4: Simplify right side
    5,325.68x = 20,395,291.08
  5. Step 5: Solve for x
    x = 20,395,291.08/5,325.68
  6. Step 6: Final answer
    x = 3,829.61

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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.