Home / 12,402.93-17,116.23-6,737.79

Finding the Fourth Proportional to 12,402.93, 17,116.23 and 6,737.79

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Solution

The fourth proportional to 12,402.93, 17,116.23 and 6,737.79 is: 9,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,402.93 : 17,116.23 = 6,737.79 : x
  2. Step 2: Convert to fraction form
    12,402.93/17,116.23 = 6,737.79/x
  3. Step 3: Cross multiply
    12,402.93x = 17,116.23 × 6,737.79
  4. Step 4: Simplify right side
    12,402.93x = 115,325,563.33
  5. Step 5: Solve for x
    x = 115,325,563.33/12,402.93
  6. Step 6: Final answer
    x = 9,298.25

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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.