Home / 5,448.12-8,172.62-1,552.56

Finding the Fourth Proportional to 5,448.12, 8,172.62 and 1,552.56

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Solution

The fourth proportional to 5,448.12, 8,172.62 and 1,552.56 is: 2,328.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.12 : 8,172.62 = 1,552.56 : x
  2. Step 2: Convert to fraction form
    5,448.12/8,172.62 = 1,552.56/x
  3. Step 3: Cross multiply
    5,448.12x = 8,172.62 × 1,552.56
  4. Step 4: Simplify right side
    5,448.12x = 12,688,482.91
  5. Step 5: Solve for x
    x = 12,688,482.91/5,448.12
  6. Step 6: Final answer
    x = 2,328.97

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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.