Home / 8,058.24-11,121.12-4,702.08

Finding the Fourth Proportional to 8,058.24, 11,121.12 and 4,702.08

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Solution

The fourth proportional to 8,058.24, 11,121.12 and 4,702.08 is: 6,489.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.24 : 11,121.12 = 4,702.08 : x
  2. Step 2: Convert to fraction form
    8,058.24/11,121.12 = 4,702.08/x
  3. Step 3: Cross multiply
    8,058.24x = 11,121.12 × 4,702.08
  4. Step 4: Simplify right side
    8,058.24x = 52,292,395.93
  5. Step 5: Solve for x
    x = 52,292,395.93/8,058.24
  6. Step 6: Final answer
    x = 6,489.31

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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.