Home / 11,130.26-15,359.80-6,162.26

Finding the Fourth Proportional to 11,130.26, 15,359.80 and 6,162.26

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Solution

The fourth proportional to 11,130.26, 15,359.80 and 6,162.26 is: 8,503.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.26 : 15,359.80 = 6,162.26 : x
  2. Step 2: Convert to fraction form
    11,130.26/15,359.80 = 6,162.26/x
  3. Step 3: Cross multiply
    11,130.26x = 15,359.80 × 6,162.26
  4. Step 4: Simplify right side
    11,130.26x = 94,651,081.15
  5. Step 5: Solve for x
    x = 94,651,081.15/11,130.26
  6. Step 6: Final answer
    x = 8,503.94

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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.