Home / 1,760.44-2,423.14-1,538.84

Finding the Fourth Proportional to 1,760.44, 2,423.14 and 1,538.84

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Solution

The fourth proportional to 1,760.44, 2,423.14 and 1,538.84 is: 2,118.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760.44 : 2,423.14 = 1,538.84 : x
  2. Step 2: Convert to fraction form
    1,760.44/2,423.14 = 1,538.84/x
  3. Step 3: Cross multiply
    1,760.44x = 2,423.14 × 1,538.84
  4. Step 4: Simplify right side
    1,760.44x = 3,728,824.76
  5. Step 5: Solve for x
    x = 3,728,824.76/1,760.44
  6. Step 6: Final answer
    x = 2,118.12

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1.5x scale

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.