Home / 9,099.28-13,632.12-4,712.08

Finding the Fourth Proportional to 9,099.28, 13,632.12 and 4,712.08

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Solution

The fourth proportional to 9,099.28, 13,632.12 and 4,712.08 is: 7,059.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,099.28 : 13,632.12 = 4,712.08 : x
  2. Step 2: Convert to fraction form
    9,099.28/13,632.12 = 4,712.08/x
  3. Step 3: Cross multiply
    9,099.28x = 13,632.12 × 4,712.08
  4. Step 4: Simplify right side
    9,099.28x = 64,235,640.01
  5. Step 5: Solve for x
    x = 64,235,640.01/9,099.28
  6. Step 6: Final answer
    x = 7,059.42

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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.