Home / 11,043.48-15,240.24-7,063.68

Finding the Fourth Proportional to 11,043.48, 15,240.24 and 7,063.68

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Solution

The fourth proportional to 11,043.48, 15,240.24 and 7,063.68 is: 9,748.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,043.48 : 15,240.24 = 7,063.68 : x
  2. Step 2: Convert to fraction form
    11,043.48/15,240.24 = 7,063.68/x
  3. Step 3: Cross multiply
    11,043.48x = 15,240.24 × 7,063.68
  4. Step 4: Simplify right side
    11,043.48x = 107,652,178.48
  5. Step 5: Solve for x
    x = 107,652,178.48/11,043.48
  6. Step 6: Final answer
    x = 9,748.03

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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.