Home / 2,286.50-3,430.01-1,248

Finding the Fourth Proportional to 2,286.50, 3,430.01 and 1,248

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Solution

The fourth proportional to 2,286.50, 3,430.01 and 1,248 is: 1,872.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.50 : 3,430.01 = 1,248 : x
  2. Step 2: Convert to fraction form
    2,286.50/3,430.01 = 1,248/x
  3. Step 3: Cross multiply
    2,286.50x = 3,430.01 × 1,248
  4. Step 4: Simplify right side
    2,286.50x = 4,280,646.24
  5. Step 5: Solve for x
    x = 4,280,646.24/2,286.50
  6. Step 6: Final answer
    x = 1,872.14

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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.