Home / 4,641.38-6,961.57-1,309.54

Finding the Fourth Proportional to 4,641.38, 6,961.57 and 1,309.54

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Solution

The fourth proportional to 4,641.38, 6,961.57 and 1,309.54 is: 1,964.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.38 : 6,961.57 = 1,309.54 : x
  2. Step 2: Convert to fraction form
    4,641.38/6,961.57 = 1,309.54/x
  3. Step 3: Cross multiply
    4,641.38x = 6,961.57 × 1,309.54
  4. Step 4: Simplify right side
    4,641.38x = 9,116,470.02
  5. Step 5: Solve for x
    x = 9,116,470.02/4,641.38
  6. Step 6: Final answer
    x = 1,964.17

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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.