Home / 3,802.27-5,652.10-3,690.16

Finding the Fourth Proportional to 3,802.27, 5,652.10 and 3,690.16

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Solution

The fourth proportional to 3,802.27, 5,652.10 and 3,690.16 is: 5,485.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.27 : 5,652.10 = 3,690.16 : x
  2. Step 2: Convert to fraction form
    3,802.27/5,652.10 = 3,690.16/x
  3. Step 3: Cross multiply
    3,802.27x = 5,652.10 × 3,690.16
  4. Step 4: Simplify right side
    3,802.27x = 20,857,153.34
  5. Step 5: Solve for x
    x = 20,857,153.34/3,802.27
  6. Step 6: Final answer
    x = 5,485.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.