Home / 3,454.70-4,767.43-1,882.76

Finding the Fourth Proportional to 3,454.70, 4,767.43 and 1,882.76

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Solution

The fourth proportional to 3,454.70, 4,767.43 and 1,882.76 is: 2,598.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.70 : 4,767.43 = 1,882.76 : x
  2. Step 2: Convert to fraction form
    3,454.70/4,767.43 = 1,882.76/x
  3. Step 3: Cross multiply
    3,454.70x = 4,767.43 × 1,882.76
  4. Step 4: Simplify right side
    3,454.70x = 8,975,926.51
  5. Step 5: Solve for x
    x = 8,975,926.51/3,454.70
  6. Step 6: Final answer
    x = 2,598.18

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Double 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.