Home / 5,484.30-7,568.34-3,126.57

Finding the Fourth Proportional to 5,484.30, 7,568.34 and 3,126.57

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Solution

The fourth proportional to 5,484.30, 7,568.34 and 3,126.57 is: 4,314.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.30 : 7,568.34 = 3,126.57 : x
  2. Step 2: Convert to fraction form
    5,484.30/7,568.34 = 3,126.57/x
  3. Step 3: Cross multiply
    5,484.30x = 7,568.34 × 3,126.57
  4. Step 4: Simplify right side
    5,484.30x = 23,662,944.79
  5. Step 5: Solve for x
    x = 23,662,944.79/5,484.30
  6. Step 6: Final answer
    x = 4,314.67

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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.