Home / 4,190.08-6,278.40-3,036.48

Finding the Fourth Proportional to 4,190.08, 6,278.40 and 3,036.48

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Solution

The fourth proportional to 4,190.08, 6,278.40 and 3,036.48 is: 4,549.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.08 : 6,278.40 = 3,036.48 : x
  2. Step 2: Convert to fraction form
    4,190.08/6,278.40 = 3,036.48/x
  3. Step 3: Cross multiply
    4,190.08x = 6,278.40 × 3,036.48
  4. Step 4: Simplify right side
    4,190.08x = 19,064,236.03
  5. Step 5: Solve for x
    x = 19,064,236.03/4,190.08
  6. Step 6: Final answer
    x = 4,549.85

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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.