Home / 6,841.20-10,261.80-5,977.20

Finding the Fourth Proportional to 6,841.20, 10,261.80 and 5,977.20

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Solution

The fourth proportional to 6,841.20, 10,261.80 and 5,977.20 is: 8,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,841.20 : 10,261.80 = 5,977.20 : x
  2. Step 2: Convert to fraction form
    6,841.20/10,261.80 = 5,977.20/x
  3. Step 3: Cross multiply
    6,841.20x = 10,261.80 × 5,977.20
  4. Step 4: Simplify right side
    6,841.20x = 61,336,830.96
  5. Step 5: Solve for x
    x = 61,336,830.96/6,841.20
  6. Step 6: Final answer
    x = 8,965.80

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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.