Home / 5,276.58-7,903.70-3,422.18

Finding the Fourth Proportional to 5,276.58, 7,903.70 and 3,422.18

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Solution

The fourth proportional to 5,276.58, 7,903.70 and 3,422.18 is: 5,126.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.58 : 7,903.70 = 3,422.18 : x
  2. Step 2: Convert to fraction form
    5,276.58/7,903.70 = 3,422.18/x
  3. Step 3: Cross multiply
    5,276.58x = 7,903.70 × 3,422.18
  4. Step 4: Simplify right side
    5,276.58x = 27,047,884.07
  5. Step 5: Solve for x
    x = 27,047,884.07/5,276.58
  6. Step 6: Final answer
    x = 5,126.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.