Home / 7,273.79-10,897.64-4,419.08

Finding the Fourth Proportional to 7,273.79, 10,897.64 and 4,419.08

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Solution

The fourth proportional to 7,273.79, 10,897.64 and 4,419.08 is: 6,620.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.79 : 10,897.64 = 4,419.08 : x
  2. Step 2: Convert to fraction form
    7,273.79/10,897.64 = 4,419.08/x
  3. Step 3: Cross multiply
    7,273.79x = 10,897.64 × 4,419.08
  4. Step 4: Simplify right side
    7,273.79x = 48,157,542.97
  5. Step 5: Solve for x
    x = 48,157,542.97/7,273.79
  6. Step 6: Final answer
    x = 6,620.69

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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.