Home / 10,063.56-13,889.34-5,871.78

Finding the Fourth Proportional to 10,063.56, 13,889.34 and 5,871.78

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Solution

The fourth proportional to 10,063.56, 13,889.34 and 5,871.78 is: 8,104.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,063.56 : 13,889.34 = 5,871.78 : x
  2. Step 2: Convert to fraction form
    10,063.56/13,889.34 = 5,871.78/x
  3. Step 3: Cross multiply
    10,063.56x = 13,889.34 × 5,871.78
  4. Step 4: Simplify right side
    10,063.56x = 81,555,148.83
  5. Step 5: Solve for x
    x = 81,555,148.83/10,063.56
  6. Step 6: Final answer
    x = 8,104.01

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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.