Home / 11,073.40-15,283.38-6,360.76

Finding the Fourth Proportional to 11,073.40, 15,283.38 and 6,360.76

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Solution

The fourth proportional to 11,073.40, 15,283.38 and 6,360.76 is: 8,779.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.40 : 15,283.38 = 6,360.76 : x
  2. Step 2: Convert to fraction form
    11,073.40/15,283.38 = 6,360.76/x
  3. Step 3: Cross multiply
    11,073.40x = 15,283.38 × 6,360.76
  4. Step 4: Simplify right side
    11,073.40x = 97,213,912.17
  5. Step 5: Solve for x
    x = 97,213,912.17/11,073.40
  6. Step 6: Final answer
    x = 8,779.05

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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.