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Finding the Fourth Proportional to 8,367.71, 11,547.56 and 4,590.81

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Solution

The fourth proportional to 8,367.71, 11,547.56 and 4,590.81 is: 6,335.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367.71 : 11,547.56 = 4,590.81 : x
  2. Step 2: Convert to fraction form
    8,367.71/11,547.56 = 4,590.81/x
  3. Step 3: Cross multiply
    8,367.71x = 11,547.56 × 4,590.81
  4. Step 4: Simplify right side
    8,367.71x = 53,012,626.52
  5. Step 5: Solve for x
    x = 53,012,626.52/8,367.71
  6. Step 6: Final answer
    x = 6,335.38

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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.