Home / 9,436.59-14,209.74-6,988.77

Finding the Fourth Proportional to 9,436.59, 14,209.74 and 6,988.77

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Solution

The fourth proportional to 9,436.59, 14,209.74 and 6,988.77 is: 10,523.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,436.59 : 14,209.74 = 6,988.77 : x
  2. Step 2: Convert to fraction form
    9,436.59/14,209.74 = 6,988.77/x
  3. Step 3: Cross multiply
    9,436.59x = 14,209.74 × 6,988.77
  4. Step 4: Simplify right side
    9,436.59x = 99,308,604.62
  5. Step 5: Solve for x
    x = 99,308,604.62/9,436.59
  6. Step 6: Final answer
    x = 10,523.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.