Home / 7,557.01-11,323.97-3,172.08

Finding the Fourth Proportional to 7,557.01, 11,323.97 and 3,172.08

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Solution

The fourth proportional to 7,557.01, 11,323.97 and 3,172.08 is: 4,753.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.01 : 11,323.97 = 3,172.08 : x
  2. Step 2: Convert to fraction form
    7,557.01/11,323.97 = 3,172.08/x
  3. Step 3: Cross multiply
    7,557.01x = 11,323.97 × 3,172.08
  4. Step 4: Simplify right side
    7,557.01x = 35,920,538.76
  5. Step 5: Solve for x
    x = 35,920,538.76/7,557.01
  6. Step 6: Final answer
    x = 4,753.27

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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.