Home / 6,715.84-10,064.40-3,944.32

Finding the Fourth Proportional to 6,715.84, 10,064.40 and 3,944.32

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Solution

The fourth proportional to 6,715.84, 10,064.40 and 3,944.32 is: 5,910.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.84 : 10,064.40 = 3,944.32 : x
  2. Step 2: Convert to fraction form
    6,715.84/10,064.40 = 3,944.32/x
  3. Step 3: Cross multiply
    6,715.84x = 10,064.40 × 3,944.32
  4. Step 4: Simplify right side
    6,715.84x = 39,697,214.21
  5. Step 5: Solve for x
    x = 39,697,214.21/6,715.84
  6. Step 6: Final answer
    x = 5,910.98

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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.