Home / 9,091.14-13,630.40-4,640.16

Finding the Fourth Proportional to 9,091.14, 13,630.40 and 4,640.16

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Solution

The fourth proportional to 9,091.14, 13,630.40 and 4,640.16 is: 6,957.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091.14 : 13,630.40 = 4,640.16 : x
  2. Step 2: Convert to fraction form
    9,091.14/13,630.40 = 4,640.16/x
  3. Step 3: Cross multiply
    9,091.14x = 13,630.40 × 4,640.16
  4. Step 4: Simplify right side
    9,091.14x = 63,247,236.86
  5. Step 5: Solve for x
    x = 63,247,236.86/9,091.14
  6. Step 6: Final answer
    x = 6,957.02

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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.