Home / 3,868.29-5,798.12-3,556.92

Finding the Fourth Proportional to 3,868.29, 5,798.12 and 3,556.92

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Solution

The fourth proportional to 3,868.29, 5,798.12 and 3,556.92 is: 5,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868.29 : 5,798.12 = 3,556.92 : x
  2. Step 2: Convert to fraction form
    3,868.29/5,798.12 = 3,556.92/x
  3. Step 3: Cross multiply
    3,868.29x = 5,798.12 × 3,556.92
  4. Step 4: Simplify right side
    3,868.29x = 20,623,411.11
  5. Step 5: Solve for x
    x = 20,623,411.11/3,868.29
  6. Step 6: Final answer
    x = 5,331.40

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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.