Home / 11,557.65-17,346.30-4,542.56

Finding the Fourth Proportional to 11,557.65, 17,346.30 and 4,542.56

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Solution

The fourth proportional to 11,557.65, 17,346.30 and 4,542.56 is: 6,817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557.65 : 17,346.30 = 4,542.56 : x
  2. Step 2: Convert to fraction form
    11,557.65/17,346.30 = 4,542.56/x
  3. Step 3: Cross multiply
    11,557.65x = 17,346.30 × 4,542.56
  4. Step 4: Simplify right side
    11,557.65x = 78,796,608.53
  5. Step 5: Solve for x
    x = 78,796,608.53/11,557.65
  6. Step 6: Final answer
    x = 6,817.70

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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.