Home / 11,560.13-17,308.00-7,389.85

Finding the Fourth Proportional to 11,560.13, 17,308.00 and 7,389.85

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Solution

The fourth proportional to 11,560.13, 17,308.00 and 7,389.85 is: 11,064.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.13 : 17,308.00 = 7,389.85 : x
  2. Step 2: Convert to fraction form
    11,560.13/17,308.00 = 7,389.85/x
  3. Step 3: Cross multiply
    11,560.13x = 17,308.00 × 7,389.85
  4. Step 4: Simplify right side
    11,560.13x = 127,903,480.65
  5. Step 5: Solve for x
    x = 127,903,480.65/11,560.13
  6. Step 6: Final answer
    x = 11,064.19

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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.