Home / 11,135.13-15,366.70-6,099.35

Finding the Fourth Proportional to 11,135.13, 15,366.70 and 6,099.35

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Solution

The fourth proportional to 11,135.13, 15,366.70 and 6,099.35 is: 8,417.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.13 : 15,366.70 = 6,099.35 : x
  2. Step 2: Convert to fraction form
    11,135.13/15,366.70 = 6,099.35/x
  3. Step 3: Cross multiply
    11,135.13x = 15,366.70 × 6,099.35
  4. Step 4: Simplify right side
    11,135.13x = 93,726,939.12
  5. Step 5: Solve for x
    x = 93,726,939.12/11,135.13
  6. Step 6: Final answer
    x = 8,417.23

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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.