Home / 7,318.53-11,035.20-6,706.17

Finding the Fourth Proportional to 7,318.53, 11,035.20 and 6,706.17

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Solution

The fourth proportional to 7,318.53, 11,035.20 and 6,706.17 is: 10,111.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.53 : 11,035.20 = 6,706.17 : x
  2. Step 2: Convert to fraction form
    7,318.53/11,035.20 = 6,706.17/x
  3. Step 3: Cross multiply
    7,318.53x = 11,035.20 × 6,706.17
  4. Step 4: Simplify right side
    7,318.53x = 74,003,927.18
  5. Step 5: Solve for x
    x = 74,003,927.18/7,318.53
  6. Step 6: Final answer
    x = 10,111.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.