Home / 10,646.93-15,972.62-3,626.39

Finding the Fourth Proportional to 10,646.93, 15,972.62 and 3,626.39

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Solution

The fourth proportional to 10,646.93, 15,972.62 and 3,626.39 is: 5,440.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.93 : 15,972.62 = 3,626.39 : x
  2. Step 2: Convert to fraction form
    10,646.93/15,972.62 = 3,626.39/x
  3. Step 3: Cross multiply
    10,646.93x = 15,972.62 × 3,626.39
  4. Step 4: Simplify right side
    10,646.93x = 57,922,851.45
  5. Step 5: Solve for x
    x = 57,922,851.45/10,646.93
  6. Step 6: Final answer
    x = 5,440.34

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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.