Home / 1,829.91-2,525.75-1,130.88

Finding the Fourth Proportional to 1,829.91, 2,525.75 and 1,130.88

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Solution

The fourth proportional to 1,829.91, 2,525.75 and 1,130.88 is: 1,560.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.91 : 2,525.75 = 1,130.88 : x
  2. Step 2: Convert to fraction form
    1,829.91/2,525.75 = 1,130.88/x
  3. Step 3: Cross multiply
    1,829.91x = 2,525.75 × 1,130.88
  4. Step 4: Simplify right side
    1,829.91x = 2,856,320.16
  5. Step 5: Solve for x
    x = 2,856,320.16/1,829.91
  6. Step 6: Final answer
    x = 1,560.91

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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.