Home / 10,607.22-15,904.62-3,209.49

Finding the Fourth Proportional to 10,607.22, 15,904.62 and 3,209.49

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Solution

The fourth proportional to 10,607.22, 15,904.62 and 3,209.49 is: 4,812.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.22 : 15,904.62 = 3,209.49 : x
  2. Step 2: Convert to fraction form
    10,607.22/15,904.62 = 3,209.49/x
  3. Step 3: Cross multiply
    10,607.22x = 15,904.62 × 3,209.49
  4. Step 4: Simplify right side
    10,607.22x = 51,045,718.84
  5. Step 5: Solve for x
    x = 51,045,718.84/10,607.22
  6. Step 6: Final answer
    x = 4,812.36

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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.