Home / 3,040.08-4,195.17-1,861.26

Finding the Fourth Proportional to 3,040.08, 4,195.17 and 1,861.26

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Solution

The fourth proportional to 3,040.08, 4,195.17 and 1,861.26 is: 2,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.08 : 4,195.17 = 1,861.26 : x
  2. Step 2: Convert to fraction form
    3,040.08/4,195.17 = 1,861.26/x
  3. Step 3: Cross multiply
    3,040.08x = 4,195.17 × 1,861.26
  4. Step 4: Simplify right side
    3,040.08x = 7,808,302.11
  5. Step 5: Solve for x
    x = 7,808,302.11/3,040.08
  6. Step 6: Final answer
    x = 2,568.45

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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.