Home / 8,048.40-12,074.88-2,854.80

Finding the Fourth Proportional to 8,048.40, 12,074.88 and 2,854.80

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Solution

The fourth proportional to 8,048.40, 12,074.88 and 2,854.80 is: 4,283.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048.40 : 12,074.88 = 2,854.80 : x
  2. Step 2: Convert to fraction form
    8,048.40/12,074.88 = 2,854.80/x
  3. Step 3: Cross multiply
    8,048.40x = 12,074.88 × 2,854.80
  4. Step 4: Simplify right side
    8,048.40x = 34,471,367.42
  5. Step 5: Solve for x
    x = 34,471,367.42/8,048.40
  6. Step 6: Final answer
    x = 4,283.01

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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.