Home / 11,306.61-15,604.08-6,272.45

Finding the Fourth Proportional to 11,306.61, 15,604.08 and 6,272.45

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Solution

The fourth proportional to 11,306.61, 15,604.08 and 6,272.45 is: 8,656.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.61 : 15,604.08 = 6,272.45 : x
  2. Step 2: Convert to fraction form
    11,306.61/15,604.08 = 6,272.45/x
  3. Step 3: Cross multiply
    11,306.61x = 15,604.08 × 6,272.45
  4. Step 4: Simplify right side
    11,306.61x = 97,875,850.61
  5. Step 5: Solve for x
    x = 97,875,850.61/11,306.61
  6. Step 6: Final answer
    x = 8,656.51

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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.