Home / 11,024.23-15,205.89-7,043.58

Finding the Fourth Proportional to 11,024.23, 15,205.89 and 7,043.58

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Solution

The fourth proportional to 11,024.23, 15,205.89 and 7,043.58 is: 9,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,024.23 : 15,205.89 = 7,043.58 : x
  2. Step 2: Convert to fraction form
    11,024.23/15,205.89 = 7,043.58/x
  3. Step 3: Cross multiply
    11,024.23x = 15,205.89 × 7,043.58
  4. Step 4: Simplify right side
    11,024.23x = 107,103,902.69
  5. Step 5: Solve for x
    x = 107,103,902.69/11,024.23
  6. Step 6: Final answer
    x = 9,715.32

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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.