Home / 5,562.72-7,680.96-3,441.36

Finding the Fourth Proportional to 5,562.72, 7,680.96 and 3,441.36

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Solution

The fourth proportional to 5,562.72, 7,680.96 and 3,441.36 is: 4,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.72 : 7,680.96 = 3,441.36 : x
  2. Step 2: Convert to fraction form
    5,562.72/7,680.96 = 3,441.36/x
  3. Step 3: Cross multiply
    5,562.72x = 7,680.96 × 3,441.36
  4. Step 4: Simplify right side
    5,562.72x = 26,432,948.51
  5. Step 5: Solve for x
    x = 26,432,948.51/5,562.72
  6. Step 6: Final answer
    x = 4,751.80

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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.