Home / 7,084.19-10,626.30-2,640.93

Finding the Fourth Proportional to 7,084.19, 10,626.30 and 2,640.93

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Solution

The fourth proportional to 7,084.19, 10,626.30 and 2,640.93 is: 3,961.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084.19 : 10,626.30 = 2,640.93 : x
  2. Step 2: Convert to fraction form
    7,084.19/10,626.30 = 2,640.93/x
  3. Step 3: Cross multiply
    7,084.19x = 10,626.30 × 2,640.93
  4. Step 4: Simplify right side
    7,084.19x = 28,063,314.46
  5. Step 5: Solve for x
    x = 28,063,314.46/7,084.19
  6. Step 6: Final answer
    x = 3,961.40

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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.