Home / 3,047.10-4,569.12-1,487.22

Finding the Fourth Proportional to 3,047.10, 4,569.12 and 1,487.22

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Solution

The fourth proportional to 3,047.10, 4,569.12 and 1,487.22 is: 2,230.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.10 : 4,569.12 = 1,487.22 : x
  2. Step 2: Convert to fraction form
    3,047.10/4,569.12 = 1,487.22/x
  3. Step 3: Cross multiply
    3,047.10x = 4,569.12 × 1,487.22
  4. Step 4: Simplify right side
    3,047.10x = 6,795,286.65
  5. Step 5: Solve for x
    x = 6,795,286.65/3,047.10
  6. Step 6: Final answer
    x = 2,230.08

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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.