Home / 1,713.38-2,363.78-1,083.67

Finding the Fourth Proportional to 1,713.38, 2,363.78 and 1,083.67

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Solution

The fourth proportional to 1,713.38, 2,363.78 and 1,083.67 is: 1,495.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.38 : 2,363.78 = 1,083.67 : x
  2. Step 2: Convert to fraction form
    1,713.38/2,363.78 = 1,083.67/x
  3. Step 3: Cross multiply
    1,713.38x = 2,363.78 × 1,083.67
  4. Step 4: Simplify right side
    1,713.38x = 2,561,557.47
  5. Step 5: Solve for x
    x = 2,561,557.47/1,713.38
  6. Step 6: Final answer
    x = 1,495.03

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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.