Home / 1,802.16-2,473.56-1,601.28

Finding the Fourth Proportional to 1,802.16, 2,473.56 and 1,601.28

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Solution

The fourth proportional to 1,802.16, 2,473.56 and 1,601.28 is: 2,197.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802.16 : 2,473.56 = 1,601.28 : x
  2. Step 2: Convert to fraction form
    1,802.16/2,473.56 = 1,601.28/x
  3. Step 3: Cross multiply
    1,802.16x = 2,473.56 × 1,601.28
  4. Step 4: Simplify right side
    1,802.16x = 3,960,862.16
  5. Step 5: Solve for x
    x = 3,960,862.16/1,802.16
  6. Step 6: Final answer
    x = 2,197.84

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.