Home / 5,484.25-7,568.75-3,127.15

Finding the Fourth Proportional to 5,484.25, 7,568.75 and 3,127.15

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Solution

The fourth proportional to 5,484.25, 7,568.75 and 3,127.15 is: 4,315.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.25 : 7,568.75 = 3,127.15 : x
  2. Step 2: Convert to fraction form
    5,484.25/7,568.75 = 3,127.15/x
  3. Step 3: Cross multiply
    5,484.25x = 7,568.75 × 3,127.15
  4. Step 4: Simplify right side
    5,484.25x = 23,668,616.56
  5. Step 5: Solve for x
    x = 23,668,616.56/5,484.25
  6. Step 6: Final answer
    x = 4,315.74

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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.