Home / 4,427.28-6,110.10-2,855.16

Finding the Fourth Proportional to 4,427.28, 6,110.10 and 2,855.16

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Solution

The fourth proportional to 4,427.28, 6,110.10 and 2,855.16 is: 3,940.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.28 : 6,110.10 = 2,855.16 : x
  2. Step 2: Convert to fraction form
    4,427.28/6,110.10 = 2,855.16/x
  3. Step 3: Cross multiply
    4,427.28x = 6,110.10 × 2,855.16
  4. Step 4: Simplify right side
    4,427.28x = 17,445,313.12
  5. Step 5: Solve for x
    x = 17,445,313.12/4,427.28
  6. Step 6: Final answer
    x = 3,940.41

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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.