Home / 5,484.60-7,568.70-3,126.69

Finding the Fourth Proportional to 5,484.60, 7,568.70 and 3,126.69

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Solution

The fourth proportional to 5,484.60, 7,568.70 and 3,126.69 is: 4,314.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.60 : 7,568.70 = 3,126.69 : x
  2. Step 2: Convert to fraction form
    5,484.60/7,568.70 = 3,126.69/x
  3. Step 3: Cross multiply
    5,484.60x = 7,568.70 × 3,126.69
  4. Step 4: Simplify right side
    5,484.60x = 23,664,978.60
  5. Step 5: Solve for x
    x = 23,664,978.60/5,484.60
  6. Step 6: Final answer
    x = 4,314.80

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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.