Home / 5,484.28-7,568.34-3,126.48

Finding the Fourth Proportional to 5,484.28, 7,568.34 and 3,126.48

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Solution

The fourth proportional to 5,484.28, 7,568.34 and 3,126.48 is: 4,314.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.28 : 7,568.34 = 3,126.48 : x
  2. Step 2: Convert to fraction form
    5,484.28/7,568.34 = 3,126.48/x
  3. Step 3: Cross multiply
    5,484.28x = 7,568.34 × 3,126.48
  4. Step 4: Simplify right side
    5,484.28x = 23,662,263.64
  5. Step 5: Solve for x
    x = 23,662,263.64/5,484.28
  6. Step 6: Final answer
    x = 4,314.56

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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.