Home / 5,417.40-8,126.10-3,224.64

Finding the Fourth Proportional to 5,417.40, 8,126.10 and 3,224.64

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Solution

The fourth proportional to 5,417.40, 8,126.10 and 3,224.64 is: 4,836.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.40 : 8,126.10 = 3,224.64 : x
  2. Step 2: Convert to fraction form
    5,417.40/8,126.10 = 3,224.64/x
  3. Step 3: Cross multiply
    5,417.40x = 8,126.10 × 3,224.64
  4. Step 4: Simplify right side
    5,417.40x = 26,203,747.10
  5. Step 5: Solve for x
    x = 26,203,747.10/5,417.40
  6. Step 6: Final answer
    x = 4,836.96

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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.