Home / 11,296.39-15,588.79-6,260.50

Finding the Fourth Proportional to 11,296.39, 15,588.79 and 6,260.50

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Solution

The fourth proportional to 11,296.39, 15,588.79 and 6,260.50 is: 8,639.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,296.39 : 15,588.79 = 6,260.50 : x
  2. Step 2: Convert to fraction form
    11,296.39/15,588.79 = 6,260.50/x
  3. Step 3: Cross multiply
    11,296.39x = 15,588.79 × 6,260.50
  4. Step 4: Simplify right side
    11,296.39x = 97,593,510.55
  5. Step 5: Solve for x
    x = 97,593,510.55/11,296.39
  6. Step 6: Final answer
    x = 8,639.36

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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.