Home / 9,201.42-12,697.57-5,222.46

Finding the Fourth Proportional to 9,201.42, 12,697.57 and 5,222.46

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Solution

The fourth proportional to 9,201.42, 12,697.57 and 5,222.46 is: 7,206.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201.42 : 12,697.57 = 5,222.46 : x
  2. Step 2: Convert to fraction form
    9,201.42/12,697.57 = 5,222.46/x
  3. Step 3: Cross multiply
    9,201.42x = 12,697.57 × 5,222.46
  4. Step 4: Simplify right side
    9,201.42x = 66,312,551.42
  5. Step 5: Solve for x
    x = 66,312,551.42/9,201.42
  6. Step 6: Final answer
    x = 7,206.77

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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.