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Finding the Fourth Proportional to 4,547.63, 6,815.84 and 3,229.29

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Solution

The fourth proportional to 4,547.63, 6,815.84 and 3,229.29 is: 4,839.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.63 : 6,815.84 = 3,229.29 : x
  2. Step 2: Convert to fraction form
    4,547.63/6,815.84 = 3,229.29/x
  3. Step 3: Cross multiply
    4,547.63x = 6,815.84 × 3,229.29
  4. Step 4: Simplify right side
    4,547.63x = 22,010,307.81
  5. Step 5: Solve for x
    x = 22,010,307.81/4,547.63
  6. Step 6: Final answer
    x = 4,839.96

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1.5x scale

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.