Home / 4,087.16-5,639.93-2,269.82

Finding the Fourth Proportional to 4,087.16, 5,639.93 and 2,269.82

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Solution

The fourth proportional to 4,087.16, 5,639.93 and 2,269.82 is: 3,132.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.16 : 5,639.93 = 2,269.82 : x
  2. Step 2: Convert to fraction form
    4,087.16/5,639.93 = 2,269.82/x
  3. Step 3: Cross multiply
    4,087.16x = 5,639.93 × 2,269.82
  4. Step 4: Simplify right side
    4,087.16x = 12,801,637.18
  5. Step 5: Solve for x
    x = 12,801,637.18/4,087.16
  6. Step 6: Final answer
    x = 3,132.16

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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.