Home / 11,307.94-15,604.20-6,526.78

Finding the Fourth Proportional to 11,307.94, 15,604.20 and 6,526.78

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Solution

The fourth proportional to 11,307.94, 15,604.20 and 6,526.78 is: 9,006.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.94 : 15,604.20 = 6,526.78 : x
  2. Step 2: Convert to fraction form
    11,307.94/15,604.20 = 6,526.78/x
  3. Step 3: Cross multiply
    11,307.94x = 15,604.20 × 6,526.78
  4. Step 4: Simplify right side
    11,307.94x = 101,845,180.48
  5. Step 5: Solve for x
    x = 101,845,180.48/11,307.94
  6. Step 6: Final answer
    x = 9,006.52

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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.