Home / 6,977.20-10,465.81-3,080.83

Finding the Fourth Proportional to 6,977.20, 10,465.81 and 3,080.83

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Solution

The fourth proportional to 6,977.20, 10,465.81 and 3,080.83 is: 4,621.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.20 : 10,465.81 = 3,080.83 : x
  2. Step 2: Convert to fraction form
    6,977.20/10,465.81 = 3,080.83/x
  3. Step 3: Cross multiply
    6,977.20x = 10,465.81 × 3,080.83
  4. Step 4: Simplify right side
    6,977.20x = 32,243,381.42
  5. Step 5: Solve for x
    x = 32,243,381.42/6,977.20
  6. Step 6: Final answer
    x = 4,621.25

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Similar ratio
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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.