Home / 3,758.16-5,637.20-1,677.63

Finding the Fourth Proportional to 3,758.16, 5,637.20 and 1,677.63

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Solution

The fourth proportional to 3,758.16, 5,637.20 and 1,677.63 is: 2,516.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.16 : 5,637.20 = 1,677.63 : x
  2. Step 2: Convert to fraction form
    3,758.16/5,637.20 = 1,677.63/x
  3. Step 3: Cross multiply
    3,758.16x = 5,637.20 × 1,677.63
  4. Step 4: Simplify right side
    3,758.16x = 9,457,127.45
  5. Step 5: Solve for x
    x = 9,457,127.45/3,758.16
  6. Step 6: Final answer
    x = 2,516.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.