Home / 7,614.24-11,403.80-7,351.60

Finding the Fourth Proportional to 7,614.24, 11,403.80 and 7,351.60

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Solution

The fourth proportional to 7,614.24, 11,403.80 and 7,351.60 is: 11,010.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.24 : 11,403.80 = 7,351.60 : x
  2. Step 2: Convert to fraction form
    7,614.24/11,403.80 = 7,351.60/x
  3. Step 3: Cross multiply
    7,614.24x = 11,403.80 × 7,351.60
  4. Step 4: Simplify right side
    7,614.24x = 83,836,176.08
  5. Step 5: Solve for x
    x = 83,836,176.08/7,614.24
  6. Step 6: Final answer
    x = 11,010.45

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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.