Home / 5,133.14-7,083.72-2,895.26

Finding the Fourth Proportional to 5,133.14, 7,083.72 and 2,895.26

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Solution

The fourth proportional to 5,133.14, 7,083.72 and 2,895.26 is: 3,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.14 : 7,083.72 = 2,895.26 : x
  2. Step 2: Convert to fraction form
    5,133.14/7,083.72 = 2,895.26/x
  3. Step 3: Cross multiply
    5,133.14x = 7,083.72 × 2,895.26
  4. Step 4: Simplify right side
    5,133.14x = 20,509,211.17
  5. Step 5: Solve for x
    x = 20,509,211.17/5,133.14
  6. Step 6: Final answer
    x = 3,995.45

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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.