Home / 11,848.31-16,350.60-6,543.12

Finding the Fourth Proportional to 11,848.31, 16,350.60 and 6,543.12

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Solution

The fourth proportional to 11,848.31, 16,350.60 and 6,543.12 is: 9,029.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.31 : 16,350.60 = 6,543.12 : x
  2. Step 2: Convert to fraction form
    11,848.31/16,350.60 = 6,543.12/x
  3. Step 3: Cross multiply
    11,848.31x = 16,350.60 × 6,543.12
  4. Step 4: Simplify right side
    11,848.31x = 106,983,937.87
  5. Step 5: Solve for x
    x = 106,983,937.87/11,848.31
  6. Step 6: Final answer
    x = 9,029.47

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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.