Home / 1,524.60-2,286.90-946.68

Finding the Fourth Proportional to 1,524.60, 2,286.90 and 946.68

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Solution

The fourth proportional to 1,524.60, 2,286.90 and 946.68 is: 1,420.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.60 : 2,286.90 = 946.68 : x
  2. Step 2: Convert to fraction form
    1,524.60/2,286.90 = 946.68/x
  3. Step 3: Cross multiply
    1,524.60x = 2,286.90 × 946.68
  4. Step 4: Simplify right side
    1,524.60x = 2,164,962.49
  5. Step 5: Solve for x
    x = 2,164,962.49/1,524.60
  6. Step 6: Final answer
    x = 1,420.02

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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.