Home / 3,677.63-5,516.26-904.14

Finding the Fourth Proportional to 3,677.63, 5,516.26 and 904.14

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Solution

The fourth proportional to 3,677.63, 5,516.26 and 904.14 is: 1,356.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.63 : 5,516.26 = 904.14 : x
  2. Step 2: Convert to fraction form
    3,677.63/5,516.26 = 904.14/x
  3. Step 3: Cross multiply
    3,677.63x = 5,516.26 × 904.14
  4. Step 4: Simplify right side
    3,677.63x = 4,987,471.32
  5. Step 5: Solve for x
    x = 4,987,471.32/3,677.63
  6. Step 6: Final answer
    x = 1,356.16

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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.