Home / 7,453.05-11,179.53-4,681.65

Finding the Fourth Proportional to 7,453.05, 11,179.53 and 4,681.65

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Solution

The fourth proportional to 7,453.05, 11,179.53 and 4,681.65 is: 7,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.05 : 11,179.53 = 4,681.65 : x
  2. Step 2: Convert to fraction form
    7,453.05/11,179.53 = 4,681.65/x
  3. Step 3: Cross multiply
    7,453.05x = 11,179.53 × 4,681.65
  4. Step 4: Simplify right side
    7,453.05x = 52,338,646.62
  5. Step 5: Solve for x
    x = 52,338,646.62/7,453.05
  6. Step 6: Final answer
    x = 7,022.45

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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.