Home / 5,318.06-7,338.93-2,960.66

Finding the Fourth Proportional to 5,318.06, 7,338.93 and 2,960.66

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Solution

The fourth proportional to 5,318.06, 7,338.93 and 2,960.66 is: 4,085.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.06 : 7,338.93 = 2,960.66 : x
  2. Step 2: Convert to fraction form
    5,318.06/7,338.93 = 2,960.66/x
  3. Step 3: Cross multiply
    5,318.06x = 7,338.93 × 2,960.66
  4. Step 4: Simplify right side
    5,318.06x = 21,728,094.84
  5. Step 5: Solve for x
    x = 21,728,094.84/5,318.06
  6. Step 6: Final answer
    x = 4,085.72

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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.