Home / 7,868.07-11,803.50-2,937.60

Finding the Fourth Proportional to 7,868.07, 11,803.50 and 2,937.60

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Solution

The fourth proportional to 7,868.07, 11,803.50 and 2,937.60 is: 4,406.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868.07 : 11,803.50 = 2,937.60 : x
  2. Step 2: Convert to fraction form
    7,868.07/11,803.50 = 2,937.60/x
  3. Step 3: Cross multiply
    7,868.07x = 11,803.50 × 2,937.60
  4. Step 4: Simplify right side
    7,868.07x = 34,673,961.60
  5. Step 5: Solve for x
    x = 34,673,961.60/7,868.07
  6. Step 6: Final answer
    x = 4,406.92

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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.