Home / 4,091.76-5,641.60-3,461.16

Finding the Fourth Proportional to 4,091.76, 5,641.60 and 3,461.16

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Solution

The fourth proportional to 4,091.76, 5,641.60 and 3,461.16 is: 4,772.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.76 : 5,641.60 = 3,461.16 : x
  2. Step 2: Convert to fraction form
    4,091.76/5,641.60 = 3,461.16/x
  3. Step 3: Cross multiply
    4,091.76x = 5,641.60 × 3,461.16
  4. Step 4: Simplify right side
    4,091.76x = 19,526,480.26
  5. Step 5: Solve for x
    x = 19,526,480.26/4,091.76
  6. Step 6: Final answer
    x = 4,772.15

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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.