Home / 7,914.54-10,923.20-4,557.02

Finding the Fourth Proportional to 7,914.54, 10,923.20 and 4,557.02

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Solution

The fourth proportional to 7,914.54, 10,923.20 and 4,557.02 is: 6,289.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.54 : 10,923.20 = 4,557.02 : x
  2. Step 2: Convert to fraction form
    7,914.54/10,923.20 = 4,557.02/x
  3. Step 3: Cross multiply
    7,914.54x = 10,923.20 × 4,557.02
  4. Step 4: Simplify right side
    7,914.54x = 49,777,163.46
  5. Step 5: Solve for x
    x = 49,777,163.46/7,914.54
  6. Step 6: Final answer
    x = 6,289.33

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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.