Home / 1,873.02-2,585.82-1,127.16

Finding the Fourth Proportional to 1,873.02, 2,585.82 and 1,127.16

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Solution

The fourth proportional to 1,873.02, 2,585.82 and 1,127.16 is: 1,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.02 : 2,585.82 = 1,127.16 : x
  2. Step 2: Convert to fraction form
    1,873.02/2,585.82 = 1,127.16/x
  3. Step 3: Cross multiply
    1,873.02x = 2,585.82 × 1,127.16
  4. Step 4: Simplify right side
    1,873.02x = 2,914,632.87
  5. Step 5: Solve for x
    x = 2,914,632.87/1,873.02
  6. Step 6: Final answer
    x = 1,556.11

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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.