Home / 12,468.56-17,206.38-6,803.34

Finding the Fourth Proportional to 12,468.56, 17,206.38 and 6,803.34

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Solution

The fourth proportional to 12,468.56, 17,206.38 and 6,803.34 is: 9,388.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,468.56 : 17,206.38 = 6,803.34 : x
  2. Step 2: Convert to fraction form
    12,468.56/17,206.38 = 6,803.34/x
  3. Step 3: Cross multiply
    12,468.56x = 17,206.38 × 6,803.34
  4. Step 4: Simplify right side
    12,468.56x = 117,060,853.31
  5. Step 5: Solve for x
    x = 117,060,853.31/12,468.56
  6. Step 6: Final answer
    x = 9,388.48

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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.