Home / 3,005.65-4,505.28-1,444.68

Finding the Fourth Proportional to 3,005.65, 4,505.28 and 1,444.68

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Solution

The fourth proportional to 3,005.65, 4,505.28 and 1,444.68 is: 2,165.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.65 : 4,505.28 = 1,444.68 : x
  2. Step 2: Convert to fraction form
    3,005.65/4,505.28 = 1,444.68/x
  3. Step 3: Cross multiply
    3,005.65x = 4,505.28 × 1,444.68
  4. Step 4: Simplify right side
    3,005.65x = 6,508,687.91
  5. Step 5: Solve for x
    x = 6,508,687.91/3,005.65
  6. Step 6: Final answer
    x = 2,165.49

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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.