Home / 1,518.37-2,277.95-1,373.79

Finding the Fourth Proportional to 1,518.37, 2,277.95 and 1,373.79

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Solution

The fourth proportional to 1,518.37, 2,277.95 and 1,373.79 is: 2,061.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.37 : 2,277.95 = 1,373.79 : x
  2. Step 2: Convert to fraction form
    1,518.37/2,277.95 = 1,373.79/x
  3. Step 3: Cross multiply
    1,518.37x = 2,277.95 × 1,373.79
  4. Step 4: Simplify right side
    1,518.37x = 3,129,424.93
  5. Step 5: Solve for x
    x = 3,129,424.93/1,518.37
  6. Step 6: Final answer
    x = 2,061.04

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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.