Home / 2,323.78-3,486.20-1,283.53

Finding the Fourth Proportional to 2,323.78, 3,486.20 and 1,283.53

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Solution

The fourth proportional to 2,323.78, 3,486.20 and 1,283.53 is: 1,925.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,323.78 : 3,486.20 = 1,283.53 : x
  2. Step 2: Convert to fraction form
    2,323.78/3,486.20 = 1,283.53/x
  3. Step 3: Cross multiply
    2,323.78x = 3,486.20 × 1,283.53
  4. Step 4: Simplify right side
    2,323.78x = 4,474,642.29
  5. Step 5: Solve for x
    x = 4,474,642.29/2,323.78
  6. Step 6: Final answer
    x = 1,925.59

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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.