Home / 7,614.09-11,412.02-4,329.33

Finding the Fourth Proportional to 7,614.09, 11,412.02 and 4,329.33

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Solution

The fourth proportional to 7,614.09, 11,412.02 and 4,329.33 is: 6,488.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.09 : 11,412.02 = 4,329.33 : x
  2. Step 2: Convert to fraction form
    7,614.09/11,412.02 = 4,329.33/x
  3. Step 3: Cross multiply
    7,614.09x = 11,412.02 × 4,329.33
  4. Step 4: Simplify right side
    7,614.09x = 49,406,378.90
  5. Step 5: Solve for x
    x = 49,406,378.90/7,614.09
  6. Step 6: Final answer
    x = 6,488.81

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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.