Home / 4,123.16-5,687.98-2,706.28

Finding the Fourth Proportional to 4,123.16, 5,687.98 and 2,706.28

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Solution

The fourth proportional to 4,123.16, 5,687.98 and 2,706.28 is: 3,733.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.16 : 5,687.98 = 2,706.28 : x
  2. Step 2: Convert to fraction form
    4,123.16/5,687.98 = 2,706.28/x
  3. Step 3: Cross multiply
    4,123.16x = 5,687.98 × 2,706.28
  4. Step 4: Simplify right side
    4,123.16x = 15,393,266.51
  5. Step 5: Solve for x
    x = 15,393,266.51/4,123.16
  6. Step 6: Final answer
    x = 3,733.37

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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.