Home / 9,169.16-13,754.47-2,930.05

Finding the Fourth Proportional to 9,169.16, 13,754.47 and 2,930.05

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Solution

The fourth proportional to 9,169.16, 13,754.47 and 2,930.05 is: 4,395.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169.16 : 13,754.47 = 2,930.05 : x
  2. Step 2: Convert to fraction form
    9,169.16/13,754.47 = 2,930.05/x
  3. Step 3: Cross multiply
    9,169.16x = 13,754.47 × 2,930.05
  4. Step 4: Simplify right side
    9,169.16x = 40,301,284.82
  5. Step 5: Solve for x
    x = 40,301,284.82/9,169.16
  6. Step 6: Final answer
    x = 4,395.31

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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.