Home / 11,094.40-15,308.80-6,314.24

Finding the Fourth Proportional to 11,094.40, 15,308.80 and 6,314.24

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Solution

The fourth proportional to 11,094.40, 15,308.80 and 6,314.24 is: 8,712.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,094.40 : 15,308.80 = 6,314.24 : x
  2. Step 2: Convert to fraction form
    11,094.40/15,308.80 = 6,314.24/x
  3. Step 3: Cross multiply
    11,094.40x = 15,308.80 × 6,314.24
  4. Step 4: Simplify right side
    11,094.40x = 96,663,437.31
  5. Step 5: Solve for x
    x = 96,663,437.31/11,094.40
  6. Step 6: Final answer
    x = 8,712.81

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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.