Home / 11,305.29-15,602.09-6,269.99

Finding the Fourth Proportional to 11,305.29, 15,602.09 and 6,269.99

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Solution

The fourth proportional to 11,305.29, 15,602.09 and 6,269.99 is: 8,653.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.29 : 15,602.09 = 6,269.99 : x
  2. Step 2: Convert to fraction form
    11,305.29/15,602.09 = 6,269.99/x
  3. Step 3: Cross multiply
    11,305.29x = 15,602.09 × 6,269.99
  4. Step 4: Simplify right side
    11,305.29x = 97,824,948.28
  5. Step 5: Solve for x
    x = 97,824,948.28/11,305.29
  6. Step 6: Final answer
    x = 8,653.02

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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.