Home / 8,700.96-13,049.04-2,854.56

Finding the Fourth Proportional to 8,700.96, 13,049.04 and 2,854.56

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Solution

The fourth proportional to 8,700.96, 13,049.04 and 2,854.56 is: 4,281.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,700.96 : 13,049.04 = 2,854.56 : x
  2. Step 2: Convert to fraction form
    8,700.96/13,049.04 = 2,854.56/x
  3. Step 3: Cross multiply
    8,700.96x = 13,049.04 × 2,854.56
  4. Step 4: Simplify right side
    8,700.96x = 37,249,267.62
  5. Step 5: Solve for x
    x = 37,249,267.62/8,700.96
  6. Step 6: Final answer
    x = 4,281.05

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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.