Home / 2,086.32-2,880.45-1,301.52

Finding the Fourth Proportional to 2,086.32, 2,880.45 and 1,301.52

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Solution

The fourth proportional to 2,086.32, 2,880.45 and 1,301.52 is: 1,796.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086.32 : 2,880.45 = 1,301.52 : x
  2. Step 2: Convert to fraction form
    2,086.32/2,880.45 = 1,301.52/x
  3. Step 3: Cross multiply
    2,086.32x = 2,880.45 × 1,301.52
  4. Step 4: Simplify right side
    2,086.32x = 3,748,963.28
  5. Step 5: Solve for x
    x = 3,748,963.28/2,086.32
  6. Step 6: Final answer
    x = 1,796.93

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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.