Home / 4,109.11-5,670.48-2,316.68

Finding the Fourth Proportional to 4,109.11, 5,670.48 and 2,316.68

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Solution

The fourth proportional to 4,109.11, 5,670.48 and 2,316.68 is: 3,196.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.11 : 5,670.48 = 2,316.68 : x
  2. Step 2: Convert to fraction form
    4,109.11/5,670.48 = 2,316.68/x
  3. Step 3: Cross multiply
    4,109.11x = 5,670.48 × 2,316.68
  4. Step 4: Simplify right side
    4,109.11x = 13,136,659.25
  5. Step 5: Solve for x
    x = 13,136,659.25/4,109.11
  6. Step 6: Final answer
    x = 3,196.96

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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.