Home / 7,445.24-10,273.86-4,087.52

Finding the Fourth Proportional to 7,445.24, 10,273.86 and 4,087.52

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Solution

The fourth proportional to 7,445.24, 10,273.86 and 4,087.52 is: 5,640.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.24 : 10,273.86 = 4,087.52 : x
  2. Step 2: Convert to fraction form
    7,445.24/10,273.86 = 4,087.52/x
  3. Step 3: Cross multiply
    7,445.24x = 10,273.86 × 4,087.52
  4. Step 4: Simplify right side
    7,445.24x = 41,994,608.23
  5. Step 5: Solve for x
    x = 41,994,608.23/7,445.24
  6. Step 6: Final answer
    x = 5,640.46

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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.