Home / 9,699.54-13,366.59-6,900.18

Finding the Fourth Proportional to 9,699.54, 13,366.59 and 6,900.18

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Solution

The fourth proportional to 9,699.54, 13,366.59 and 6,900.18 is: 9,508.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,699.54 : 13,366.59 = 6,900.18 : x
  2. Step 2: Convert to fraction form
    9,699.54/13,366.59 = 6,900.18/x
  3. Step 3: Cross multiply
    9,699.54x = 13,366.59 × 6,900.18
  4. Step 4: Simplify right side
    9,699.54x = 92,231,876.99
  5. Step 5: Solve for x
    x = 92,231,876.99/9,699.54
  6. Step 6: Final answer
    x = 9,508.89

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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.