Home / 9,202.08-12,700.53-5,425.02

Finding the Fourth Proportional to 9,202.08, 12,700.53 and 5,425.02

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Solution

The fourth proportional to 9,202.08, 12,700.53 and 5,425.02 is: 7,487.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,202.08 : 12,700.53 = 5,425.02 : x
  2. Step 2: Convert to fraction form
    9,202.08/12,700.53 = 5,425.02/x
  3. Step 3: Cross multiply
    9,202.08x = 12,700.53 × 5,425.02
  4. Step 4: Simplify right side
    9,202.08x = 68,900,629.26
  5. Step 5: Solve for x
    x = 68,900,629.26/9,202.08
  6. Step 6: Final answer
    x = 7,487.51

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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.