Home / 3,742.64-5,166.54-2,416.12

Finding the Fourth Proportional to 3,742.64, 5,166.54 and 2,416.12

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Solution

The fourth proportional to 3,742.64, 5,166.54 and 2,416.12 is: 3,335.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.64 : 5,166.54 = 2,416.12 : x
  2. Step 2: Convert to fraction form
    3,742.64/5,166.54 = 2,416.12/x
  3. Step 3: Cross multiply
    3,742.64x = 5,166.54 × 2,416.12
  4. Step 4: Simplify right side
    3,742.64x = 12,482,980.62
  5. Step 5: Solve for x
    x = 12,482,980.62/3,742.64
  6. Step 6: Final answer
    x = 3,335.34

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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.