Home / 4,287.72-6,427.22-2,901.19

Finding the Fourth Proportional to 4,287.72, 6,427.22 and 2,901.19

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Solution

The fourth proportional to 4,287.72, 6,427.22 and 2,901.19 is: 4,348.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.72 : 6,427.22 = 2,901.19 : x
  2. Step 2: Convert to fraction form
    4,287.72/6,427.22 = 2,901.19/x
  3. Step 3: Cross multiply
    4,287.72x = 6,427.22 × 2,901.19
  4. Step 4: Simplify right side
    4,287.72x = 18,646,592.07
  5. Step 5: Solve for x
    x = 18,646,592.07/4,287.72
  6. Step 6: Final answer
    x = 4,348.84

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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.