Home / 2,436.10-3,658.55-2,133.70

Finding the Fourth Proportional to 2,436.10, 3,658.55 and 2,133.70

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Solution

The fourth proportional to 2,436.10, 3,658.55 and 2,133.70 is: 3,204.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.10 : 3,658.55 = 2,133.70 : x
  2. Step 2: Convert to fraction form
    2,436.10/3,658.55 = 2,133.70/x
  3. Step 3: Cross multiply
    2,436.10x = 3,658.55 × 2,133.70
  4. Step 4: Simplify right side
    2,436.10x = 7,806,248.14
  5. Step 5: Solve for x
    x = 7,806,248.14/2,436.10
  6. Step 6: Final answer
    x = 3,204.40

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1.5x scale

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.