Home / 9,417.19-12,995.97-5,168.44

Finding the Fourth Proportional to 9,417.19, 12,995.97 and 5,168.44

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Solution

The fourth proportional to 9,417.19, 12,995.97 and 5,168.44 is: 7,132.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,417.19 : 12,995.97 = 5,168.44 : x
  2. Step 2: Convert to fraction form
    9,417.19/12,995.97 = 5,168.44/x
  3. Step 3: Cross multiply
    9,417.19x = 12,995.97 × 5,168.44
  4. Step 4: Simplify right side
    9,417.19x = 67,168,891.19
  5. Step 5: Solve for x
    x = 67,168,891.19/9,417.19
  6. Step 6: Final answer
    x = 7,132.58

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1.5x scale

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.