Home / 6,534.20-9,855.40-6,102.20

Finding the Fourth Proportional to 6,534.20, 9,855.40 and 6,102.20

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Solution

The fourth proportional to 6,534.20, 9,855.40 and 6,102.20 is: 9,203.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,534.20 : 9,855.40 = 6,102.20 : x
  2. Step 2: Convert to fraction form
    6,534.20/9,855.40 = 6,102.20/x
  3. Step 3: Cross multiply
    6,534.20x = 9,855.40 × 6,102.20
  4. Step 4: Simplify right side
    6,534.20x = 60,139,621.88
  5. Step 5: Solve for x
    x = 60,139,621.88/6,534.20
  6. Step 6: Final answer
    x = 9,203.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.