Home / 6,098.85-9,130.45-5,515.20

Finding the Fourth Proportional to 6,098.85, 9,130.45 and 5,515.20

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Solution

The fourth proportional to 6,098.85, 9,130.45 and 5,515.20 is: 8,256.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,098.85 : 9,130.45 = 5,515.20 : x
  2. Step 2: Convert to fraction form
    6,098.85/9,130.45 = 5,515.20/x
  3. Step 3: Cross multiply
    6,098.85x = 9,130.45 × 5,515.20
  4. Step 4: Simplify right side
    6,098.85x = 50,356,257.84
  5. Step 5: Solve for x
    x = 50,356,257.84/6,098.85
  6. Step 6: Final answer
    x = 8,256.68

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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.