Home / 2,864.04-4,284.20-2,689.08

Finding the Fourth Proportional to 2,864.04, 4,284.20 and 2,689.08

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Solution

The fourth proportional to 2,864.04, 4,284.20 and 2,689.08 is: 4,022.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.04 : 4,284.20 = 2,689.08 : x
  2. Step 2: Convert to fraction form
    2,864.04/4,284.20 = 2,689.08/x
  3. Step 3: Cross multiply
    2,864.04x = 4,284.20 × 2,689.08
  4. Step 4: Simplify right side
    2,864.04x = 11,520,543.09
  5. Step 5: Solve for x
    x = 11,520,543.09/2,864.04
  6. Step 6: Final answer
    x = 4,022.48

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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.