Home / 11,340.36-15,649.20-6,559.56

Finding the Fourth Proportional to 11,340.36, 15,649.20 and 6,559.56

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Solution

The fourth proportional to 11,340.36, 15,649.20 and 6,559.56 is: 9,051.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340.36 : 15,649.20 = 6,559.56 : x
  2. Step 2: Convert to fraction form
    11,340.36/15,649.20 = 6,559.56/x
  3. Step 3: Cross multiply
    11,340.36x = 15,649.20 × 6,559.56
  4. Step 4: Simplify right side
    11,340.36x = 102,651,866.35
  5. Step 5: Solve for x
    x = 102,651,866.35/11,340.36
  6. Step 6: Final answer
    x = 9,051.91

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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.