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Finding the Fourth Proportional to 4,605, 6,354.90 and 2,509.13

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Solution

The fourth proportional to 4,605, 6,354.90 and 2,509.13 is: 3,462.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,605 : 6,354.90 = 2,509.13 : x
  2. Step 2: Convert to fraction form
    4,605/6,354.90 = 2,509.13/x
  3. Step 3: Cross multiply
    4,605x = 6,354.90 × 2,509.13
  4. Step 4: Simplify right side
    4,605x = 15,945,238.46
  5. Step 5: Solve for x
    x = 15,945,238.46/4,605
  6. Step 6: Final answer
    x = 3,462.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.