Home / 10,702.56-16,053.36-3,777.12

Finding the Fourth Proportional to 10,702.56, 16,053.36 and 3,777.12

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Solution

The fourth proportional to 10,702.56, 16,053.36 and 3,777.12 is: 5,665.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702.56 : 16,053.36 = 3,777.12 : x
  2. Step 2: Convert to fraction form
    10,702.56/16,053.36 = 3,777.12/x
  3. Step 3: Cross multiply
    10,702.56x = 16,053.36 × 3,777.12
  4. Step 4: Simplify right side
    10,702.56x = 60,635,467.12
  5. Step 5: Solve for x
    x = 60,635,467.12/10,702.56
  6. Step 6: Final answer
    x = 5,665.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.