Home / 7,430.07-11,147.18-6,039.97

Finding the Fourth Proportional to 7,430.07, 11,147.18 and 6,039.97

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Solution

The fourth proportional to 7,430.07, 11,147.18 and 6,039.97 is: 9,061.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.07 : 11,147.18 = 6,039.97 : x
  2. Step 2: Convert to fraction form
    7,430.07/11,147.18 = 6,039.97/x
  3. Step 3: Cross multiply
    7,430.07x = 11,147.18 × 6,039.97
  4. Step 4: Simplify right side
    7,430.07x = 67,328,632.78
  5. Step 5: Solve for x
    x = 67,328,632.78/7,430.07
  6. Step 6: Final answer
    x = 9,061.64

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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.