Home / 5,325.96-7,990.56-2,403.48

Finding the Fourth Proportional to 5,325.96, 7,990.56 and 2,403.48

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Solution

The fourth proportional to 5,325.96, 7,990.56 and 2,403.48 is: 3,605.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.96 : 7,990.56 = 2,403.48 : x
  2. Step 2: Convert to fraction form
    5,325.96/7,990.56 = 2,403.48/x
  3. Step 3: Cross multiply
    5,325.96x = 7,990.56 × 2,403.48
  4. Step 4: Simplify right side
    5,325.96x = 19,205,151.15
  5. Step 5: Solve for x
    x = 19,205,151.15/5,325.96
  6. Step 6: Final answer
    x = 3,605.95

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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.