Home / 5,164.32-7,126.86-2,926.14

Finding the Fourth Proportional to 5,164.32, 7,126.86 and 2,926.14

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Solution

The fourth proportional to 5,164.32, 7,126.86 and 2,926.14 is: 4,038.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.32 : 7,126.86 = 2,926.14 : x
  2. Step 2: Convert to fraction form
    5,164.32/7,126.86 = 2,926.14/x
  3. Step 3: Cross multiply
    5,164.32x = 7,126.86 × 2,926.14
  4. Step 4: Simplify right side
    5,164.32x = 20,854,190.12
  5. Step 5: Solve for x
    x = 20,854,190.12/5,164.32
  6. Step 6: Final answer
    x = 4,038.13

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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.