Home / 4,677.80-7,016.70-1,215.04

Finding the Fourth Proportional to 4,677.80, 7,016.70 and 1,215.04

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Solution

The fourth proportional to 4,677.80, 7,016.70 and 1,215.04 is: 1,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.80 : 7,016.70 = 1,215.04 : x
  2. Step 2: Convert to fraction form
    4,677.80/7,016.70 = 1,215.04/x
  3. Step 3: Cross multiply
    4,677.80x = 7,016.70 × 1,215.04
  4. Step 4: Simplify right side
    4,677.80x = 8,525,571.17
  5. Step 5: Solve for x
    x = 8,525,571.17/4,677.80
  6. Step 6: Final answer
    x = 1,822.56

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Similar ratio
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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.