Home / 4,967.38-7,446.44-1,678.18

Finding the Fourth Proportional to 4,967.38, 7,446.44 and 1,678.18

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Solution

The fourth proportional to 4,967.38, 7,446.44 and 1,678.18 is: 2,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.38 : 7,446.44 = 1,678.18 : x
  2. Step 2: Convert to fraction form
    4,967.38/7,446.44 = 1,678.18/x
  3. Step 3: Cross multiply
    4,967.38x = 7,446.44 × 1,678.18
  4. Step 4: Simplify right side
    4,967.38x = 12,496,429.45
  5. Step 5: Solve for x
    x = 12,496,429.45/4,967.38
  6. Step 6: Final answer
    x = 2,515.70

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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.