Home / 2,616.84-3,611.43-1,437.93

Finding the Fourth Proportional to 2,616.84, 3,611.43 and 1,437.93

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Solution

The fourth proportional to 2,616.84, 3,611.43 and 1,437.93 is: 1,984.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616.84 : 3,611.43 = 1,437.93 : x
  2. Step 2: Convert to fraction form
    2,616.84/3,611.43 = 1,437.93/x
  3. Step 3: Cross multiply
    2,616.84x = 3,611.43 × 1,437.93
  4. Step 4: Simplify right side
    2,616.84x = 5,192,983.54
  5. Step 5: Solve for x
    x = 5,192,983.54/2,616.84
  6. Step 6: Final answer
    x = 1,984.45

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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.