Home / 6,270.20-8,646.89-3,751.91

Finding the Fourth Proportional to 6,270.20, 8,646.89 and 3,751.91

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Solution

The fourth proportional to 6,270.20, 8,646.89 and 3,751.91 is: 5,174.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.20 : 8,646.89 = 3,751.91 : x
  2. Step 2: Convert to fraction form
    6,270.20/8,646.89 = 3,751.91/x
  3. Step 3: Cross multiply
    6,270.20x = 8,646.89 × 3,751.91
  4. Step 4: Simplify right side
    6,270.20x = 32,442,384.06
  5. Step 5: Solve for x
    x = 32,442,384.06/6,270.20
  6. Step 6: Final answer
    x = 5,174.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.