Home / 6,853.80-10,281.10-2,174.02

Finding the Fourth Proportional to 6,853.80, 10,281.10 and 2,174.02

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Solution

The fourth proportional to 6,853.80, 10,281.10 and 2,174.02 is: 3,261.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.80 : 10,281.10 = 2,174.02 : x
  2. Step 2: Convert to fraction form
    6,853.80/10,281.10 = 2,174.02/x
  3. Step 3: Cross multiply
    6,853.80x = 10,281.10 × 2,174.02
  4. Step 4: Simplify right side
    6,853.80x = 22,351,317.02
  5. Step 5: Solve for x
    x = 22,351,317.02/6,853.80
  6. Step 6: Final answer
    x = 3,261.16

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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.