Home / 11,058.96-15,260.16-6,343.12

Finding the Fourth Proportional to 11,058.96, 15,260.16 and 6,343.12

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Solution

The fourth proportional to 11,058.96, 15,260.16 and 6,343.12 is: 8,752.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,058.96 : 15,260.16 = 6,343.12 : x
  2. Step 2: Convert to fraction form
    11,058.96/15,260.16 = 6,343.12/x
  3. Step 3: Cross multiply
    11,058.96x = 15,260.16 × 6,343.12
  4. Step 4: Simplify right side
    11,058.96x = 96,797,026.10
  5. Step 5: Solve for x
    x = 96,797,026.10/11,058.96
  6. Step 6: Final answer
    x = 8,752.81

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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.