Home / 11,176.52-15,424.96-6,398.24

Finding the Fourth Proportional to 11,176.52, 15,424.96 and 6,398.24

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Solution

The fourth proportional to 11,176.52, 15,424.96 and 6,398.24 is: 8,830.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.52 : 15,424.96 = 6,398.24 : x
  2. Step 2: Convert to fraction form
    11,176.52/15,424.96 = 6,398.24/x
  3. Step 3: Cross multiply
    11,176.52x = 15,424.96 × 6,398.24
  4. Step 4: Simplify right side
    11,176.52x = 98,692,596.07
  5. Step 5: Solve for x
    x = 98,692,596.07/11,176.52
  6. Step 6: Final answer
    x = 8,830.35

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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.