Home / 6,854.28-10,284.83-3,159.11

Finding the Fourth Proportional to 6,854.28, 10,284.83 and 3,159.11

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Solution

The fourth proportional to 6,854.28, 10,284.83 and 3,159.11 is: 4,740.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854.28 : 10,284.83 = 3,159.11 : x
  2. Step 2: Convert to fraction form
    6,854.28/10,284.83 = 3,159.11/x
  3. Step 3: Cross multiply
    6,854.28x = 10,284.83 × 3,159.11
  4. Step 4: Simplify right side
    6,854.28x = 32,490,909.30
  5. Step 5: Solve for x
    x = 32,490,909.30/6,854.28
  6. Step 6: Final answer
    x = 4,740.24

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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.