Home / 11,051.24-15,244.96-6,852.20

Finding the Fourth Proportional to 11,051.24, 15,244.96 and 6,852.20

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Solution

The fourth proportional to 11,051.24, 15,244.96 and 6,852.20 is: 9,452.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.24 : 15,244.96 = 6,852.20 : x
  2. Step 2: Convert to fraction form
    11,051.24/15,244.96 = 6,852.20/x
  3. Step 3: Cross multiply
    11,051.24x = 15,244.96 × 6,852.20
  4. Step 4: Simplify right side
    11,051.24x = 104,461,514.91
  5. Step 5: Solve for x
    x = 104,461,514.91/11,051.24
  6. Step 6: Final answer
    x = 9,452.47

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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.