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Finding the Fourth Proportional to 3,325.81, 4,589.81 and 1,834.04

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Solution

The fourth proportional to 3,325.81, 4,589.81 and 1,834.04 is: 2,531.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.81 : 4,589.81 = 1,834.04 : x
  2. Step 2: Convert to fraction form
    3,325.81/4,589.81 = 1,834.04/x
  3. Step 3: Cross multiply
    3,325.81x = 4,589.81 × 1,834.04
  4. Step 4: Simplify right side
    3,325.81x = 8,417,895.13
  5. Step 5: Solve for x
    x = 8,417,895.13/3,325.81
  6. Step 6: Final answer
    x = 2,531.08

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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.