Home / 3,806.48-5,710.32-1,615.23

Finding the Fourth Proportional to 3,806.48, 5,710.32 and 1,615.23

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Solution

The fourth proportional to 3,806.48, 5,710.32 and 1,615.23 is: 2,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806.48 : 5,710.32 = 1,615.23 : x
  2. Step 2: Convert to fraction form
    3,806.48/5,710.32 = 1,615.23/x
  3. Step 3: Cross multiply
    3,806.48x = 5,710.32 × 1,615.23
  4. Step 4: Simplify right side
    3,806.48x = 9,223,480.17
  5. Step 5: Solve for x
    x = 9,223,480.17/3,806.48
  6. Step 6: Final answer
    x = 2,423.10

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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.