Home / 7,245.42-10,868.37-5,277.06

Finding the Fourth Proportional to 7,245.42, 10,868.37 and 5,277.06

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Solution

The fourth proportional to 7,245.42, 10,868.37 and 5,277.06 is: 7,915.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245.42 : 10,868.37 = 5,277.06 : x
  2. Step 2: Convert to fraction form
    7,245.42/10,868.37 = 5,277.06/x
  3. Step 3: Cross multiply
    7,245.42x = 10,868.37 × 5,277.06
  4. Step 4: Simplify right side
    7,245.42x = 57,353,040.59
  5. Step 5: Solve for x
    x = 57,353,040.59/7,245.42
  6. Step 6: Final answer
    x = 7,915.76

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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.