Home / 3,670.46-5,066.38-2,477.18

Finding the Fourth Proportional to 3,670.46, 5,066.38 and 2,477.18

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Solution

The fourth proportional to 3,670.46, 5,066.38 and 2,477.18 is: 3,419.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.46 : 5,066.38 = 2,477.18 : x
  2. Step 2: Convert to fraction form
    3,670.46/5,066.38 = 2,477.18/x
  3. Step 3: Cross multiply
    3,670.46x = 5,066.38 × 2,477.18
  4. Step 4: Simplify right side
    3,670.46x = 12,550,335.21
  5. Step 5: Solve for x
    x = 12,550,335.21/3,670.46
  6. Step 6: Final answer
    x = 3,419.28

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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.