Home / 4,908.08-6,772.40-3,019.12

Finding the Fourth Proportional to 4,908.08, 6,772.40 and 3,019.12

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Solution

The fourth proportional to 4,908.08, 6,772.40 and 3,019.12 is: 4,165.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.08 : 6,772.40 = 3,019.12 : x
  2. Step 2: Convert to fraction form
    4,908.08/6,772.40 = 3,019.12/x
  3. Step 3: Cross multiply
    4,908.08x = 6,772.40 × 3,019.12
  4. Step 4: Simplify right side
    4,908.08x = 20,446,688.29
  5. Step 5: Solve for x
    x = 20,446,688.29/4,908.08
  6. Step 6: Final answer
    x = 4,165.92

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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.