Home / 9,232.81-12,740.83-5,253.55

Finding the Fourth Proportional to 9,232.81, 12,740.83 and 5,253.55

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Solution

The fourth proportional to 9,232.81, 12,740.83 and 5,253.55 is: 7,249.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,232.81 : 12,740.83 = 5,253.55 : x
  2. Step 2: Convert to fraction form
    9,232.81/12,740.83 = 5,253.55/x
  3. Step 3: Cross multiply
    9,232.81x = 12,740.83 × 5,253.55
  4. Step 4: Simplify right side
    9,232.81x = 66,934,587.45
  5. Step 5: Solve for x
    x = 66,934,587.45/9,232.81
  6. Step 6: Final answer
    x = 7,249.64

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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.