Home / 8,058.32-12,079.08-4,543.28

Finding the Fourth Proportional to 8,058.32, 12,079.08 and 4,543.28

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Solution

The fourth proportional to 8,058.32, 12,079.08 and 4,543.28 is: 6,810.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.32 : 12,079.08 = 4,543.28 : x
  2. Step 2: Convert to fraction form
    8,058.32/12,079.08 = 4,543.28/x
  3. Step 3: Cross multiply
    8,058.32x = 12,079.08 × 4,543.28
  4. Step 4: Simplify right side
    8,058.32x = 54,878,642.58
  5. Step 5: Solve for x
    x = 54,878,642.58/8,058.32
  6. Step 6: Final answer
    x = 6,810.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.