Home / 2,885.87-4,326.20-1,036.55

Finding the Fourth Proportional to 2,885.87, 4,326.20 and 1,036.55

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Solution

The fourth proportional to 2,885.87, 4,326.20 and 1,036.55 is: 1,553.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.87 : 4,326.20 = 1,036.55 : x
  2. Step 2: Convert to fraction form
    2,885.87/4,326.20 = 1,036.55/x
  3. Step 3: Cross multiply
    2,885.87x = 4,326.20 × 1,036.55
  4. Step 4: Simplify right side
    2,885.87x = 4,484,303.57
  5. Step 5: Solve for x
    x = 4,484,303.57/2,885.87
  6. Step 6: Final answer
    x = 1,553.89

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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.