Home / 10,914.36-15,059.19-6,374.47

Finding the Fourth Proportional to 10,914.36, 15,059.19 and 6,374.47

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Solution

The fourth proportional to 10,914.36, 15,059.19 and 6,374.47 is: 8,795.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,914.36 : 15,059.19 = 6,374.47 : x
  2. Step 2: Convert to fraction form
    10,914.36/15,059.19 = 6,374.47/x
  3. Step 3: Cross multiply
    10,914.36x = 15,059.19 × 6,374.47
  4. Step 4: Simplify right side
    10,914.36x = 95,994,279.58
  5. Step 5: Solve for x
    x = 95,994,279.58/10,914.36
  6. Step 6: Final answer
    x = 8,795.23

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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.