Home / 4,908.43-7,362.71-1,210.65

Finding the Fourth Proportional to 4,908.43, 7,362.71 and 1,210.65

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Solution

The fourth proportional to 4,908.43, 7,362.71 and 1,210.65 is: 1,815.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.43 : 7,362.71 = 1,210.65 : x
  2. Step 2: Convert to fraction form
    4,908.43/7,362.71 = 1,210.65/x
  3. Step 3: Cross multiply
    4,908.43x = 7,362.71 × 1,210.65
  4. Step 4: Simplify right side
    4,908.43x = 8,913,664.86
  5. Step 5: Solve for x
    x = 8,913,664.86/4,908.43
  6. Step 6: Final answer
    x = 1,815.99

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Double scale
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Similar ratio
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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.