Home / 1,656.25-2,484.43-834.07

Finding the Fourth Proportional to 1,656.25, 2,484.43 and 834.07

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Solution

The fourth proportional to 1,656.25, 2,484.43 and 834.07 is: 1,251.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656.25 : 2,484.43 = 834.07 : x
  2. Step 2: Convert to fraction form
    1,656.25/2,484.43 = 834.07/x
  3. Step 3: Cross multiply
    1,656.25x = 2,484.43 × 834.07
  4. Step 4: Simplify right side
    1,656.25x = 2,072,188.53
  5. Step 5: Solve for x
    x = 2,072,188.53/1,656.25
  6. Step 6: Final answer
    x = 1,251.13

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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.