Home / 7,176.19-9,904.07-4,032.38

Finding the Fourth Proportional to 7,176.19, 9,904.07 and 4,032.38

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Solution

The fourth proportional to 7,176.19, 9,904.07 and 4,032.38 is: 5,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176.19 : 9,904.07 = 4,032.38 : x
  2. Step 2: Convert to fraction form
    7,176.19/9,904.07 = 4,032.38/x
  3. Step 3: Cross multiply
    7,176.19x = 9,904.07 × 4,032.38
  4. Step 4: Simplify right side
    7,176.19x = 39,936,911.67
  5. Step 5: Solve for x
    x = 39,936,911.67/7,176.19
  6. Step 6: Final answer
    x = 5,565.20

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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.