Home / 11,742.23-16,204.28-6,437.04

Finding the Fourth Proportional to 11,742.23, 16,204.28 and 6,437.04

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Solution

The fourth proportional to 11,742.23, 16,204.28 and 6,437.04 is: 8,883.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.23 : 16,204.28 = 6,437.04 : x
  2. Step 2: Convert to fraction form
    11,742.23/16,204.28 = 6,437.04/x
  3. Step 3: Cross multiply
    11,742.23x = 16,204.28 × 6,437.04
  4. Step 4: Simplify right side
    11,742.23x = 104,307,566.35
  5. Step 5: Solve for x
    x = 104,307,566.35/11,742.23
  6. Step 6: Final answer
    x = 8,883.12

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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.