Home / 4,097.28-6,143.65-1,903.91

Finding the Fourth Proportional to 4,097.28, 6,143.65 and 1,903.91

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Solution

The fourth proportional to 4,097.28, 6,143.65 and 1,903.91 is: 2,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,097.28 : 6,143.65 = 1,903.91 : x
  2. Step 2: Convert to fraction form
    4,097.28/6,143.65 = 1,903.91/x
  3. Step 3: Cross multiply
    4,097.28x = 6,143.65 × 1,903.91
  4. Step 4: Simplify right side
    4,097.28x = 11,696,921.19
  5. Step 5: Solve for x
    x = 11,696,921.19/4,097.28
  6. Step 6: Final answer
    x = 2,854.80

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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.