Home / 4,164.51-6,246.74-1,974.78

Finding the Fourth Proportional to 4,164.51, 6,246.74 and 1,974.78

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Solution

The fourth proportional to 4,164.51, 6,246.74 and 1,974.78 is: 2,962.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,164.51 : 6,246.74 = 1,974.78 : x
  2. Step 2: Convert to fraction form
    4,164.51/6,246.74 = 1,974.78/x
  3. Step 3: Cross multiply
    4,164.51x = 6,246.74 × 1,974.78
  4. Step 4: Simplify right side
    4,164.51x = 12,335,927.34
  5. Step 5: Solve for x
    x = 12,335,927.34/4,164.51
  6. Step 6: Final answer
    x = 2,962.16

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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.