Home / 2,864.44-3,953.58-2,397.88

Finding the Fourth Proportional to 2,864.44, 3,953.58 and 2,397.88

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Solution

The fourth proportional to 2,864.44, 3,953.58 and 2,397.88 is: 3,309.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.44 : 3,953.58 = 2,397.88 : x
  2. Step 2: Convert to fraction form
    2,864.44/3,953.58 = 2,397.88/x
  3. Step 3: Cross multiply
    2,864.44x = 3,953.58 × 2,397.88
  4. Step 4: Simplify right side
    2,864.44x = 9,480,210.41
  5. Step 5: Solve for x
    x = 9,480,210.41/2,864.44
  6. Step 6: Final answer
    x = 3,309.62

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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.