Home / 10,220.04-14,103.94-5,744.20

Finding the Fourth Proportional to 10,220.04, 14,103.94 and 5,744.20

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Solution

The fourth proportional to 10,220.04, 14,103.94 and 5,744.20 is: 7,927.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,220.04 : 14,103.94 = 5,744.20 : x
  2. Step 2: Convert to fraction form
    10,220.04/14,103.94 = 5,744.20/x
  3. Step 3: Cross multiply
    10,220.04x = 14,103.94 × 5,744.20
  4. Step 4: Simplify right side
    10,220.04x = 81,015,852.15
  5. Step 5: Solve for x
    x = 81,015,852.15/10,220.04
  6. Step 6: Final answer
    x = 7,927.16

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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.