Home / 3,521.16-5,284.98-1,673.55

Finding the Fourth Proportional to 3,521.16, 5,284.98 and 1,673.55

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Solution

The fourth proportional to 3,521.16, 5,284.98 and 1,673.55 is: 2,511.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.16 : 5,284.98 = 1,673.55 : x
  2. Step 2: Convert to fraction form
    3,521.16/5,284.98 = 1,673.55/x
  3. Step 3: Cross multiply
    3,521.16x = 5,284.98 × 1,673.55
  4. Step 4: Simplify right side
    3,521.16x = 8,844,678.28
  5. Step 5: Solve for x
    x = 8,844,678.28/3,521.16
  6. Step 6: Final answer
    x = 2,511.86

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1.5x scale

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.