Home / 6,095.70-9,131.40-3,318.21

Finding the Fourth Proportional to 6,095.70, 9,131.40 and 3,318.21

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Solution

The fourth proportional to 6,095.70, 9,131.40 and 3,318.21 is: 4,970.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,095.70 : 9,131.40 = 3,318.21 : x
  2. Step 2: Convert to fraction form
    6,095.70/9,131.40 = 3,318.21/x
  3. Step 3: Cross multiply
    6,095.70x = 9,131.40 × 3,318.21
  4. Step 4: Simplify right side
    6,095.70x = 30,299,902.79
  5. Step 5: Solve for x
    x = 30,299,902.79/6,095.70
  6. Step 6: Final answer
    x = 4,970.70

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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.