Home / 11,032.30-15,222.16-6,557.54

Finding the Fourth Proportional to 11,032.30, 15,222.16 and 6,557.54

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Solution

The fourth proportional to 11,032.30, 15,222.16 and 6,557.54 is: 9,047.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,032.30 : 15,222.16 = 6,557.54 : x
  2. Step 2: Convert to fraction form
    11,032.30/15,222.16 = 6,557.54/x
  3. Step 3: Cross multiply
    11,032.30x = 15,222.16 × 6,557.54
  4. Step 4: Simplify right side
    11,032.30x = 99,819,923.09
  5. Step 5: Solve for x
    x = 99,819,923.09/11,032.30
  6. Step 6: Final answer
    x = 9,047.97

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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.