Home / 5,164.10-7,126.94-2,926.08

Finding the Fourth Proportional to 5,164.10, 7,126.94 and 2,926.08

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Solution

The fourth proportional to 5,164.10, 7,126.94 and 2,926.08 is: 4,038.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.10 : 7,126.94 = 2,926.08 : x
  2. Step 2: Convert to fraction form
    5,164.10/7,126.94 = 2,926.08/x
  3. Step 3: Cross multiply
    5,164.10x = 7,126.94 × 2,926.08
  4. Step 4: Simplify right side
    5,164.10x = 20,853,996.60
  5. Step 5: Solve for x
    x = 20,853,996.60/5,164.10
  6. Step 6: Final answer
    x = 4,038.26

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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.