Home / 2,951.19-4,072.65-1,624.98

Finding the Fourth Proportional to 2,951.19, 4,072.65 and 1,624.98

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Solution

The fourth proportional to 2,951.19, 4,072.65 and 1,624.98 is: 2,242.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.19 : 4,072.65 = 1,624.98 : x
  2. Step 2: Convert to fraction form
    2,951.19/4,072.65 = 1,624.98/x
  3. Step 3: Cross multiply
    2,951.19x = 4,072.65 × 1,624.98
  4. Step 4: Simplify right side
    2,951.19x = 6,617,974.80
  5. Step 5: Solve for x
    x = 6,617,974.80/2,951.19
  6. Step 6: Final answer
    x = 2,242.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.