Home / 11,257.42-16,886.85-4,331.92

Finding the Fourth Proportional to 11,257.42, 16,886.85 and 4,331.92

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Solution

The fourth proportional to 11,257.42, 16,886.85 and 4,331.92 is: 6,498.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.42 : 16,886.85 = 4,331.92 : x
  2. Step 2: Convert to fraction form
    11,257.42/16,886.85 = 4,331.92/x
  3. Step 3: Cross multiply
    11,257.42x = 16,886.85 × 4,331.92
  4. Step 4: Simplify right side
    11,257.42x = 73,152,483.25
  5. Step 5: Solve for x
    x = 73,152,483.25/11,257.42
  6. Step 6: Final answer
    x = 6,498.16

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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.