Home / 6,867.20-10,298.67-2,918.42

Finding the Fourth Proportional to 6,867.20, 10,298.67 and 2,918.42

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Solution

The fourth proportional to 6,867.20, 10,298.67 and 2,918.42 is: 4,376.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.20 : 10,298.67 = 2,918.42 : x
  2. Step 2: Convert to fraction form
    6,867.20/10,298.67 = 2,918.42/x
  3. Step 3: Cross multiply
    6,867.20x = 10,298.67 × 2,918.42
  4. Step 4: Simplify right side
    6,867.20x = 30,055,844.50
  5. Step 5: Solve for x
    x = 30,055,844.50/6,867.20
  6. Step 6: Final answer
    x = 4,376.72

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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.