Home / 8,127.18-11,216.88-4,590.27

Finding the Fourth Proportional to 8,127.18, 11,216.88 and 4,590.27

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Solution

The fourth proportional to 8,127.18, 11,216.88 and 4,590.27 is: 6,335.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127.18 : 11,216.88 = 4,590.27 : x
  2. Step 2: Convert to fraction form
    8,127.18/11,216.88 = 4,590.27/x
  3. Step 3: Cross multiply
    8,127.18x = 11,216.88 × 4,590.27
  4. Step 4: Simplify right side
    8,127.18x = 51,488,507.76
  5. Step 5: Solve for x
    x = 51,488,507.76/8,127.18
  6. Step 6: Final answer
    x = 6,335.35

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Half scale
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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.