Home / 1,669.16-2,503.91-573.38

Finding the Fourth Proportional to 1,669.16, 2,503.91 and 573.38

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Solution

The fourth proportional to 1,669.16, 2,503.91 and 573.38 is: 860.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669.16 : 2,503.91 = 573.38 : x
  2. Step 2: Convert to fraction form
    1,669.16/2,503.91 = 573.38/x
  3. Step 3: Cross multiply
    1,669.16x = 2,503.91 × 573.38
  4. Step 4: Simplify right side
    1,669.16x = 1,435,691.92
  5. Step 5: Solve for x
    x = 1,435,691.92/1,669.16
  6. Step 6: Final answer
    x = 860.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.