Home / 5,318.16-7,339.11-2,960.35

Finding the Fourth Proportional to 5,318.16, 7,339.11 and 2,960.35

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Solution

The fourth proportional to 5,318.16, 7,339.11 and 2,960.35 is: 4,085.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.16 : 7,339.11 = 2,960.35 : x
  2. Step 2: Convert to fraction form
    5,318.16/7,339.11 = 2,960.35/x
  3. Step 3: Cross multiply
    5,318.16x = 7,339.11 × 2,960.35
  4. Step 4: Simplify right side
    5,318.16x = 21,726,304.84
  5. Step 5: Solve for x
    x = 21,726,304.84/5,318.16
  6. Step 6: Final answer
    x = 4,085.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.