Home / 10,219.74-14,103.19-5,743.46

Finding the Fourth Proportional to 10,219.74, 14,103.19 and 5,743.46

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Solution

The fourth proportional to 10,219.74, 14,103.19 and 5,743.46 is: 7,925.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219.74 : 14,103.19 = 5,743.46 : x
  2. Step 2: Convert to fraction form
    10,219.74/14,103.19 = 5,743.46/x
  3. Step 3: Cross multiply
    10,219.74x = 14,103.19 × 5,743.46
  4. Step 4: Simplify right side
    10,219.74x = 81,001,054.59
  5. Step 5: Solve for x
    x = 81,001,054.59/10,219.74
  6. Step 6: Final answer
    x = 7,925.94

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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.