Home / 1,694.23-2,337.35-1,064.55

Finding the Fourth Proportional to 1,694.23, 2,337.35 and 1,064.55

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Solution

The fourth proportional to 1,694.23, 2,337.35 and 1,064.55 is: 1,468.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694.23 : 2,337.35 = 1,064.55 : x
  2. Step 2: Convert to fraction form
    1,694.23/2,337.35 = 1,064.55/x
  3. Step 3: Cross multiply
    1,694.23x = 2,337.35 × 1,064.55
  4. Step 4: Simplify right side
    1,694.23x = 2,488,225.94
  5. Step 5: Solve for x
    x = 2,488,225.94/1,694.23
  6. Step 6: Final answer
    x = 1,468.65

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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.