Home / 8,058.16-11,121.06-5,411.08

Finding the Fourth Proportional to 8,058.16, 11,121.06 and 5,411.08

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Solution

The fourth proportional to 8,058.16, 11,121.06 and 5,411.08 is: 7,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.16 : 11,121.06 = 5,411.08 : x
  2. Step 2: Convert to fraction form
    8,058.16/11,121.06 = 5,411.08/x
  3. Step 3: Cross multiply
    8,058.16x = 11,121.06 × 5,411.08
  4. Step 4: Simplify right side
    8,058.16x = 60,176,945.34
  5. Step 5: Solve for x
    x = 60,176,945.34/8,058.16
  6. Step 6: Final answer
    x = 7,467.83

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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.