Home / 4,640.14-6,960.11-1,130.17

Finding the Fourth Proportional to 4,640.14, 6,960.11 and 1,130.17

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Solution

The fourth proportional to 4,640.14, 6,960.11 and 1,130.17 is: 1,695.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.14 : 6,960.11 = 1,130.17 : x
  2. Step 2: Convert to fraction form
    4,640.14/6,960.11 = 1,130.17/x
  3. Step 3: Cross multiply
    4,640.14x = 6,960.11 × 1,130.17
  4. Step 4: Simplify right side
    4,640.14x = 7,866,103.87
  5. Step 5: Solve for x
    x = 7,866,103.87/4,640.14
  6. Step 6: Final answer
    x = 1,695.23

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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.