Home / 10,690.24-14,747.52-6,495.68

Finding the Fourth Proportional to 10,690.24, 14,747.52 and 6,495.68

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Solution

The fourth proportional to 10,690.24, 14,747.52 and 6,495.68 is: 8,960.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,690.24 : 14,747.52 = 6,495.68 : x
  2. Step 2: Convert to fraction form
    10,690.24/14,747.52 = 6,495.68/x
  3. Step 3: Cross multiply
    10,690.24x = 14,747.52 × 6,495.68
  4. Step 4: Simplify right side
    10,690.24x = 95,795,170.71
  5. Step 5: Solve for x
    x = 95,795,170.71/10,690.24
  6. Step 6: Final answer
    x = 8,960.99

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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.