Home / 4,984.80-7,476.08-1,474.06

Finding the Fourth Proportional to 4,984.80, 7,476.08 and 1,474.06

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Solution

The fourth proportional to 4,984.80, 7,476.08 and 1,474.06 is: 2,210.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.80 : 7,476.08 = 1,474.06 : x
  2. Step 2: Convert to fraction form
    4,984.80/7,476.08 = 1,474.06/x
  3. Step 3: Cross multiply
    4,984.80x = 7,476.08 × 1,474.06
  4. Step 4: Simplify right side
    4,984.80x = 11,020,190.48
  5. Step 5: Solve for x
    x = 11,020,190.48/4,984.80
  6. Step 6: Final answer
    x = 2,210.76

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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.