Home / 7,865.46-11,799.93-2,602.11

Finding the Fourth Proportional to 7,865.46, 11,799.93 and 2,602.11

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Solution

The fourth proportional to 7,865.46, 11,799.93 and 2,602.11 is: 3,903.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865.46 : 11,799.93 = 2,602.11 : x
  2. Step 2: Convert to fraction form
    7,865.46/11,799.93 = 2,602.11/x
  3. Step 3: Cross multiply
    7,865.46x = 11,799.93 × 2,602.11
  4. Step 4: Simplify right side
    7,865.46x = 30,704,715.85
  5. Step 5: Solve for x
    x = 30,704,715.85/7,865.46
  6. Step 6: Final answer
    x = 3,903.74

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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.