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Finding the Fourth Proportional to 4,899, 6,760.98 and 3,036.36

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Solution

The fourth proportional to 4,899, 6,760.98 and 3,036.36 is: 4,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899 : 6,760.98 = 3,036.36 : x
  2. Step 2: Convert to fraction form
    4,899/6,760.98 = 3,036.36/x
  3. Step 3: Cross multiply
    4,899x = 6,760.98 × 3,036.36
  4. Step 4: Simplify right side
    4,899x = 20,528,769.23
  5. Step 5: Solve for x
    x = 20,528,769.23/4,899
  6. Step 6: Final answer
    x = 4,190.40

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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.