Home / 1,809.16-2,501.22-1,416.04

Finding the Fourth Proportional to 1,809.16, 2,501.22 and 1,416.04

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Solution

The fourth proportional to 1,809.16, 2,501.22 and 1,416.04 is: 1,957.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809.16 : 2,501.22 = 1,416.04 : x
  2. Step 2: Convert to fraction form
    1,809.16/2,501.22 = 1,416.04/x
  3. Step 3: Cross multiply
    1,809.16x = 2,501.22 × 1,416.04
  4. Step 4: Simplify right side
    1,809.16x = 3,541,827.57
  5. Step 5: Solve for x
    x = 3,541,827.57/1,809.16
  6. Step 6: Final answer
    x = 1,957.72

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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.