Home / 7,622.69-10,519.50-4,266.08

Finding the Fourth Proportional to 7,622.69, 10,519.50 and 4,266.08

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Solution

The fourth proportional to 7,622.69, 10,519.50 and 4,266.08 is: 5,887.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.69 : 10,519.50 = 4,266.08 : x
  2. Step 2: Convert to fraction form
    7,622.69/10,519.50 = 4,266.08/x
  3. Step 3: Cross multiply
    7,622.69x = 10,519.50 × 4,266.08
  4. Step 4: Simplify right side
    7,622.69x = 44,876,975.96
  5. Step 5: Solve for x
    x = 44,876,975.96/7,622.69
  6. Step 6: Final answer
    x = 5,887.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.