Home / 7,244.52-10,864.20-2,860.80

Finding the Fourth Proportional to 7,244.52, 10,864.20 and 2,860.80

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Solution

The fourth proportional to 7,244.52, 10,864.20 and 2,860.80 is: 4,290.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.52 : 10,864.20 = 2,860.80 : x
  2. Step 2: Convert to fraction form
    7,244.52/10,864.20 = 2,860.80/x
  3. Step 3: Cross multiply
    7,244.52x = 10,864.20 × 2,860.80
  4. Step 4: Simplify right side
    7,244.52x = 31,080,303.36
  5. Step 5: Solve for x
    x = 31,080,303.36/7,244.52
  6. Step 6: Final answer
    x = 4,290.18

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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.