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Finding the Fourth Proportional to 4,842.79, 7,266.68 and 2,068.71

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Solution

The fourth proportional to 4,842.79, 7,266.68 and 2,068.71 is: 3,104.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.79 : 7,266.68 = 2,068.71 : x
  2. Step 2: Convert to fraction form
    4,842.79/7,266.68 = 2,068.71/x
  3. Step 3: Cross multiply
    4,842.79x = 7,266.68 × 2,068.71
  4. Step 4: Simplify right side
    4,842.79x = 15,032,653.58
  5. Step 5: Solve for x
    x = 15,032,653.58/4,842.79
  6. Step 6: Final answer
    x = 3,104.13

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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.