Home / 4,967.12-6,854.58-2,813.76

Finding the Fourth Proportional to 4,967.12, 6,854.58 and 2,813.76

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Solution

The fourth proportional to 4,967.12, 6,854.58 and 2,813.76 is: 3,882.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.12 : 6,854.58 = 2,813.76 : x
  2. Step 2: Convert to fraction form
    4,967.12/6,854.58 = 2,813.76/x
  3. Step 3: Cross multiply
    4,967.12x = 6,854.58 × 2,813.76
  4. Step 4: Simplify right side
    4,967.12x = 19,287,143.02
  5. Step 5: Solve for x
    x = 19,287,143.02/4,967.12
  6. Step 6: Final answer
    x = 3,882.96

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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.