Home / 4,640.46-6,960.68-1,353.48

Finding the Fourth Proportional to 4,640.46, 6,960.68 and 1,353.48

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Solution

The fourth proportional to 4,640.46, 6,960.68 and 1,353.48 is: 2,030.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.46 : 6,960.68 = 1,353.48 : x
  2. Step 2: Convert to fraction form
    4,640.46/6,960.68 = 1,353.48/x
  3. Step 3: Cross multiply
    4,640.46x = 6,960.68 × 1,353.48
  4. Step 4: Simplify right side
    4,640.46x = 9,421,141.17
  5. Step 5: Solve for x
    x = 9,421,141.17/4,640.46
  6. Step 6: Final answer
    x = 2,030.22

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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.