Home / 11,130.24-15,359.52-6,162.24

Finding the Fourth Proportional to 11,130.24, 15,359.52 and 6,162.24

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Solution

The fourth proportional to 11,130.24, 15,359.52 and 6,162.24 is: 8,503.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.24 : 15,359.52 = 6,162.24 : x
  2. Step 2: Convert to fraction form
    11,130.24/15,359.52 = 6,162.24/x
  3. Step 3: Cross multiply
    11,130.24x = 15,359.52 × 6,162.24
  4. Step 4: Simplify right side
    11,130.24x = 94,649,048.52
  5. Step 5: Solve for x
    x = 94,649,048.52/11,130.24
  6. Step 6: Final answer
    x = 8,503.77

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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.