Home / 2,172.70-3,252.57-1,523.08

Finding the Fourth Proportional to 2,172.70, 3,252.57 and 1,523.08

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Solution

The fourth proportional to 2,172.70, 3,252.57 and 1,523.08 is: 2,280.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172.70 : 3,252.57 = 1,523.08 : x
  2. Step 2: Convert to fraction form
    2,172.70/3,252.57 = 1,523.08/x
  3. Step 3: Cross multiply
    2,172.70x = 3,252.57 × 1,523.08
  4. Step 4: Simplify right side
    2,172.70x = 4,953,924.32
  5. Step 5: Solve for x
    x = 4,953,924.32/2,172.70
  6. Step 6: Final answer
    x = 2,280.08

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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.