Home / 7,444.72-10,273.84-4,087.84

Finding the Fourth Proportional to 7,444.72, 10,273.84 and 4,087.84

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Solution

The fourth proportional to 7,444.72, 10,273.84 and 4,087.84 is: 5,641.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.72 : 10,273.84 = 4,087.84 : x
  2. Step 2: Convert to fraction form
    7,444.72/10,273.84 = 4,087.84/x
  3. Step 3: Cross multiply
    7,444.72x = 10,273.84 × 4,087.84
  4. Step 4: Simplify right side
    7,444.72x = 41,997,814.11
  5. Step 5: Solve for x
    x = 41,997,814.11/7,444.72
  6. Step 6: Final answer
    x = 5,641.29

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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.