Home / 10,296.57-14,209.31-6,515.79

Finding the Fourth Proportional to 10,296.57, 14,209.31 and 6,515.79

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Solution

The fourth proportional to 10,296.57, 14,209.31 and 6,515.79 is: 8,991.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296.57 : 14,209.31 = 6,515.79 : x
  2. Step 2: Convert to fraction form
    10,296.57/14,209.31 = 6,515.79/x
  3. Step 3: Cross multiply
    10,296.57x = 14,209.31 × 6,515.79
  4. Step 4: Simplify right side
    10,296.57x = 92,584,880.00
  5. Step 5: Solve for x
    x = 92,584,880.00/10,296.57
  6. Step 6: Final answer
    x = 8,991.82

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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.