Home / 6,715.30-10,072.95-3,604.90

Finding the Fourth Proportional to 6,715.30, 10,072.95 and 3,604.90

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Solution

The fourth proportional to 6,715.30, 10,072.95 and 3,604.90 is: 5,407.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.30 : 10,072.95 = 3,604.90 : x
  2. Step 2: Convert to fraction form
    6,715.30/10,072.95 = 3,604.90/x
  3. Step 3: Cross multiply
    6,715.30x = 10,072.95 × 3,604.90
  4. Step 4: Simplify right side
    6,715.30x = 36,311,977.46
  5. Step 5: Solve for x
    x = 36,311,977.46/6,715.30
  6. Step 6: Final answer
    x = 5,407.35

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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.