Home / 7,122.67-10,684.05-4,673.02

Finding the Fourth Proportional to 7,122.67, 10,684.05 and 4,673.02

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Solution

The fourth proportional to 7,122.67, 10,684.05 and 4,673.02 is: 7,009.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,122.67 : 10,684.05 = 4,673.02 : x
  2. Step 2: Convert to fraction form
    7,122.67/10,684.05 = 4,673.02/x
  3. Step 3: Cross multiply
    7,122.67x = 10,684.05 × 4,673.02
  4. Step 4: Simplify right side
    7,122.67x = 49,926,779.33
  5. Step 5: Solve for x
    x = 49,926,779.33/7,122.67
  6. Step 6: Final answer
    x = 7,009.56

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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.