Home / 4,801.80-7,202.70-4,680.30

Finding the Fourth Proportional to 4,801.80, 7,202.70 and 4,680.30

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Solution

The fourth proportional to 4,801.80, 7,202.70 and 4,680.30 is: 7,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801.80 : 7,202.70 = 4,680.30 : x
  2. Step 2: Convert to fraction form
    4,801.80/7,202.70 = 4,680.30/x
  3. Step 3: Cross multiply
    4,801.80x = 7,202.70 × 4,680.30
  4. Step 4: Simplify right side
    4,801.80x = 33,710,796.81
  5. Step 5: Solve for x
    x = 33,710,796.81/4,801.80
  6. Step 6: Final answer
    x = 7,020.45

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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.