Home / 6,877.02-10,313.88-3,175.70

Finding the Fourth Proportional to 6,877.02, 10,313.88 and 3,175.70

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Solution

The fourth proportional to 6,877.02, 10,313.88 and 3,175.70 is: 4,762.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.02 : 10,313.88 = 3,175.70 : x
  2. Step 2: Convert to fraction form
    6,877.02/10,313.88 = 3,175.70/x
  3. Step 3: Cross multiply
    6,877.02x = 10,313.88 × 3,175.70
  4. Step 4: Simplify right side
    6,877.02x = 32,753,725.24
  5. Step 5: Solve for x
    x = 32,753,725.24/6,877.02
  6. Step 6: Final answer
    x = 4,762.78

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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.