Home / 5,164.79-7,126.23-2,926.16

Finding the Fourth Proportional to 5,164.79, 7,126.23 and 2,926.16

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Solution

The fourth proportional to 5,164.79, 7,126.23 and 2,926.16 is: 4,037.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.79 : 7,126.23 = 2,926.16 : x
  2. Step 2: Convert to fraction form
    5,164.79/7,126.23 = 2,926.16/x
  3. Step 3: Cross multiply
    5,164.79x = 7,126.23 × 2,926.16
  4. Step 4: Simplify right side
    5,164.79x = 20,852,453.55
  5. Step 5: Solve for x
    x = 20,852,453.55/5,164.79
  6. Step 6: Final answer
    x = 4,037.43

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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.