Home / 3,207.13-4,810.87-898.81

Finding the Fourth Proportional to 3,207.13, 4,810.87 and 898.81

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Solution

The fourth proportional to 3,207.13, 4,810.87 and 898.81 is: 1,348.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.13 : 4,810.87 = 898.81 : x
  2. Step 2: Convert to fraction form
    3,207.13/4,810.87 = 898.81/x
  3. Step 3: Cross multiply
    3,207.13x = 4,810.87 × 898.81
  4. Step 4: Simplify right side
    3,207.13x = 4,324,058.06
  5. Step 5: Solve for x
    x = 4,324,058.06/3,207.13
  6. Step 6: Final answer
    x = 1,348.26

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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.