Home / 9,436.60-14,209.75-6,988.76

Finding the Fourth Proportional to 9,436.60, 14,209.75 and 6,988.76

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Solution

The fourth proportional to 9,436.60, 14,209.75 and 6,988.76 is: 10,523.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,436.60 : 14,209.75 = 6,988.76 : x
  2. Step 2: Convert to fraction form
    9,436.60/14,209.75 = 6,988.76/x
  3. Step 3: Cross multiply
    9,436.60x = 14,209.75 × 6,988.76
  4. Step 4: Simplify right side
    9,436.60x = 99,308,532.41
  5. Step 5: Solve for x
    x = 99,308,532.41/9,436.60
  6. Step 6: Final answer
    x = 10,523.76

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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.