Home / 10,601.12-15,905.09-3,206.32

Finding the Fourth Proportional to 10,601.12, 15,905.09 and 3,206.32

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Solution

The fourth proportional to 10,601.12, 15,905.09 and 3,206.32 is: 4,810.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601.12 : 15,905.09 = 3,206.32 : x
  2. Step 2: Convert to fraction form
    10,601.12/15,905.09 = 3,206.32/x
  3. Step 3: Cross multiply
    10,601.12x = 15,905.09 × 3,206.32
  4. Step 4: Simplify right side
    10,601.12x = 50,996,808.17
  5. Step 5: Solve for x
    x = 50,996,808.17/10,601.12
  6. Step 6: Final answer
    x = 4,810.51

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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.