Home / 4,087.51-5,641.14-2,409.43

Finding the Fourth Proportional to 4,087.51, 5,641.14 and 2,409.43

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Solution

The fourth proportional to 4,087.51, 5,641.14 and 2,409.43 is: 3,325.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.51 : 5,641.14 = 2,409.43 : x
  2. Step 2: Convert to fraction form
    4,087.51/5,641.14 = 2,409.43/x
  3. Step 3: Cross multiply
    4,087.51x = 5,641.14 × 2,409.43
  4. Step 4: Simplify right side
    4,087.51x = 13,591,931.95
  5. Step 5: Solve for x
    x = 13,591,931.95/4,087.51
  6. Step 6: Final answer
    x = 3,325.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.