Home / 11,094.29-15,309.45-6,378.58

Finding the Fourth Proportional to 11,094.29, 15,309.45 and 6,378.58

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Solution

The fourth proportional to 11,094.29, 15,309.45 and 6,378.58 is: 8,802.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,094.29 : 15,309.45 = 6,378.58 : x
  2. Step 2: Convert to fraction form
    11,094.29/15,309.45 = 6,378.58/x
  3. Step 3: Cross multiply
    11,094.29x = 15,309.45 × 6,378.58
  4. Step 4: Simplify right side
    11,094.29x = 97,652,551.58
  5. Step 5: Solve for x
    x = 97,652,551.58/11,094.29
  6. Step 6: Final answer
    x = 8,802.06

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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.