Home / 6,977.48-10,459.74-3,079.76

Finding the Fourth Proportional to 6,977.48, 10,459.74 and 3,079.76

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Solution

The fourth proportional to 6,977.48, 10,459.74 and 3,079.76 is: 4,616.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.48 : 10,459.74 = 3,079.76 : x
  2. Step 2: Convert to fraction form
    6,977.48/10,459.74 = 3,079.76/x
  3. Step 3: Cross multiply
    6,977.48x = 10,459.74 × 3,079.76
  4. Step 4: Simplify right side
    6,977.48x = 32,213,488.86
  5. Step 5: Solve for x
    x = 32,213,488.86/6,977.48
  6. Step 6: Final answer
    x = 4,616.78

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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.