Home / 3,240.22-4,471.34-1,842.94

Finding the Fourth Proportional to 3,240.22, 4,471.34 and 1,842.94

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Solution

The fourth proportional to 3,240.22, 4,471.34 and 1,842.94 is: 2,543.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.22 : 4,471.34 = 1,842.94 : x
  2. Step 2: Convert to fraction form
    3,240.22/4,471.34 = 1,842.94/x
  3. Step 3: Cross multiply
    3,240.22x = 4,471.34 × 1,842.94
  4. Step 4: Simplify right side
    3,240.22x = 8,240,411.34
  5. Step 5: Solve for x
    x = 8,240,411.34/3,240.22
  6. Step 6: Final answer
    x = 2,543.16

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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.