Home / 7,650.66-10,557.75-4,293.54

Finding the Fourth Proportional to 7,650.66, 10,557.75 and 4,293.54

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Solution

The fourth proportional to 7,650.66, 10,557.75 and 4,293.54 is: 5,924.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.66 : 10,557.75 = 4,293.54 : x
  2. Step 2: Convert to fraction form
    7,650.66/10,557.75 = 4,293.54/x
  3. Step 3: Cross multiply
    7,650.66x = 10,557.75 × 4,293.54
  4. Step 4: Simplify right side
    7,650.66x = 45,330,121.94
  5. Step 5: Solve for x
    x = 45,330,121.94/7,650.66
  6. Step 6: Final answer
    x = 5,924.99

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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.