Home / 1,713.19-2,365.36-1,124.73

Finding the Fourth Proportional to 1,713.19, 2,365.36 and 1,124.73

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Solution

The fourth proportional to 1,713.19, 2,365.36 and 1,124.73 is: 1,552.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.19 : 2,365.36 = 1,124.73 : x
  2. Step 2: Convert to fraction form
    1,713.19/2,365.36 = 1,124.73/x
  3. Step 3: Cross multiply
    1,713.19x = 2,365.36 × 1,124.73
  4. Step 4: Simplify right side
    1,713.19x = 2,660,391.35
  5. Step 5: Solve for x
    x = 2,660,391.35/1,713.19
  6. Step 6: Final answer
    x = 1,552.89

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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.