Home / 4,084.86-5,636.91-2,316.30

Finding the Fourth Proportional to 4,084.86, 5,636.91 and 2,316.30

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Solution

The fourth proportional to 4,084.86, 5,636.91 and 2,316.30 is: 3,196.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.86 : 5,636.91 = 2,316.30 : x
  2. Step 2: Convert to fraction form
    4,084.86/5,636.91 = 2,316.30/x
  3. Step 3: Cross multiply
    4,084.86x = 5,636.91 × 2,316.30
  4. Step 4: Simplify right side
    4,084.86x = 13,056,774.63
  5. Step 5: Solve for x
    x = 13,056,774.63/4,084.86
  6. Step 6: Final answer
    x = 3,196.38

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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.