Home / 2,901.65-4,349.23-1,255.73

Finding the Fourth Proportional to 2,901.65, 4,349.23 and 1,255.73

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Solution

The fourth proportional to 2,901.65, 4,349.23 and 1,255.73 is: 1,882.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.65 : 4,349.23 = 1,255.73 : x
  2. Step 2: Convert to fraction form
    2,901.65/4,349.23 = 1,255.73/x
  3. Step 3: Cross multiply
    2,901.65x = 4,349.23 × 1,255.73
  4. Step 4: Simplify right side
    2,901.65x = 5,461,433.70
  5. Step 5: Solve for x
    x = 5,461,433.70/2,901.65
  6. Step 6: Final answer
    x = 1,882.19

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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.