Home / 1,713.08-2,363.40-1,123.94

Finding the Fourth Proportional to 1,713.08, 2,363.40 and 1,123.94

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Solution

The fourth proportional to 1,713.08, 2,363.40 and 1,123.94 is: 1,550.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.08 : 2,363.40 = 1,123.94 : x
  2. Step 2: Convert to fraction form
    1,713.08/2,363.40 = 1,123.94/x
  3. Step 3: Cross multiply
    1,713.08x = 2,363.40 × 1,123.94
  4. Step 4: Simplify right side
    1,713.08x = 2,656,307.98
  5. Step 5: Solve for x
    x = 2,656,307.98/1,713.08
  6. Step 6: Final answer
    x = 1,550.61

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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.