Home / 1,822.76-2,719.58-1,658.60

Finding the Fourth Proportional to 1,822.76, 2,719.58 and 1,658.60

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Solution

The fourth proportional to 1,822.76, 2,719.58 and 1,658.60 is: 2,474.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.76 : 2,719.58 = 1,658.60 : x
  2. Step 2: Convert to fraction form
    1,822.76/2,719.58 = 1,658.60/x
  3. Step 3: Cross multiply
    1,822.76x = 2,719.58 × 1,658.60
  4. Step 4: Simplify right side
    1,822.76x = 4,510,695.39
  5. Step 5: Solve for x
    x = 4,510,695.39/1,822.76
  6. Step 6: Final answer
    x = 2,474.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.