Home / 3,918.25-5,862.54-2,417.62

Finding the Fourth Proportional to 3,918.25, 5,862.54 and 2,417.62

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Solution

The fourth proportional to 3,918.25, 5,862.54 and 2,417.62 is: 3,617.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918.25 : 5,862.54 = 2,417.62 : x
  2. Step 2: Convert to fraction form
    3,918.25/5,862.54 = 2,417.62/x
  3. Step 3: Cross multiply
    3,918.25x = 5,862.54 × 2,417.62
  4. Step 4: Simplify right side
    3,918.25x = 14,173,381.87
  5. Step 5: Solve for x
    x = 14,173,381.87/3,918.25
  6. Step 6: Final answer
    x = 3,617.27

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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.