Home / 10,219.15-14,102.81-5,969.62

Finding the Fourth Proportional to 10,219.15, 14,102.81 and 5,969.62

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Solution

The fourth proportional to 10,219.15, 14,102.81 and 5,969.62 is: 8,238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219.15 : 14,102.81 = 5,969.62 : x
  2. Step 2: Convert to fraction form
    10,219.15/14,102.81 = 5,969.62/x
  3. Step 3: Cross multiply
    10,219.15x = 14,102.81 × 5,969.62
  4. Step 4: Simplify right side
    10,219.15x = 84,188,416.63
  5. Step 5: Solve for x
    x = 84,188,416.63/10,219.15
  6. Step 6: Final answer
    x = 8,238.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.