Home / 11,299.36-15,592.80-6,263.38

Finding the Fourth Proportional to 11,299.36, 15,592.80 and 6,263.38

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Solution

The fourth proportional to 11,299.36, 15,592.80 and 6,263.38 is: 8,643.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.36 : 15,592.80 = 6,263.38 : x
  2. Step 2: Convert to fraction form
    11,299.36/15,592.80 = 6,263.38/x
  3. Step 3: Cross multiply
    11,299.36x = 15,592.80 × 6,263.38
  4. Step 4: Simplify right side
    11,299.36x = 97,663,631.66
  5. Step 5: Solve for x
    x = 97,663,631.66/11,299.36
  6. Step 6: Final answer
    x = 8,643.29

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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.