Home / 10,893.68-15,031.14-6,699.56

Finding the Fourth Proportional to 10,893.68, 15,031.14 and 6,699.56

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Solution

The fourth proportional to 10,893.68, 15,031.14 and 6,699.56 is: 9,244.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893.68 : 15,031.14 = 6,699.56 : x
  2. Step 2: Convert to fraction form
    10,893.68/15,031.14 = 6,699.56/x
  3. Step 3: Cross multiply
    10,893.68x = 15,031.14 × 6,699.56
  4. Step 4: Simplify right side
    10,893.68x = 100,702,024.30
  5. Step 5: Solve for x
    x = 100,702,024.30/10,893.68
  6. Step 6: Final answer
    x = 9,244.08

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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.