Home / 1,871.06-2,582.06-1,125.02

Finding the Fourth Proportional to 1,871.06, 2,582.06 and 1,125.02

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Solution

The fourth proportional to 1,871.06, 2,582.06 and 1,125.02 is: 1,552.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871.06 : 2,582.06 = 1,125.02 : x
  2. Step 2: Convert to fraction form
    1,871.06/2,582.06 = 1,125.02/x
  3. Step 3: Cross multiply
    1,871.06x = 2,582.06 × 1,125.02
  4. Step 4: Simplify right side
    1,871.06x = 2,904,850.61
  5. Step 5: Solve for x
    x = 2,904,850.61/1,871.06
  6. Step 6: Final answer
    x = 1,552.52

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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.