Home / 10,143.05-13,998.19-7,466.52

Finding the Fourth Proportional to 10,143.05, 13,998.19 and 7,466.52

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Solution

The fourth proportional to 10,143.05, 13,998.19 and 7,466.52 is: 10,304.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,143.05 : 13,998.19 = 7,466.52 : x
  2. Step 2: Convert to fraction form
    10,143.05/13,998.19 = 7,466.52/x
  3. Step 3: Cross multiply
    10,143.05x = 13,998.19 × 7,466.52
  4. Step 4: Simplify right side
    10,143.05x = 104,517,746.93
  5. Step 5: Solve for x
    x = 104,517,746.93/10,143.05
  6. Step 6: Final answer
    x = 10,304.37

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Double scale
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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.