Home / 10,645.02-15,969.96-3,249.62

Finding the Fourth Proportional to 10,645.02, 15,969.96 and 3,249.62

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Solution

The fourth proportional to 10,645.02, 15,969.96 and 3,249.62 is: 4,875.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,645.02 : 15,969.96 = 3,249.62 : x
  2. Step 2: Convert to fraction form
    10,645.02/15,969.96 = 3,249.62/x
  3. Step 3: Cross multiply
    10,645.02x = 15,969.96 × 3,249.62
  4. Step 4: Simplify right side
    10,645.02x = 51,896,301.42
  5. Step 5: Solve for x
    x = 51,896,301.42/10,645.02
  6. Step 6: Final answer
    x = 4,875.17

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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.