Home / 10,263.20-15,395.88-3,336.08

Finding the Fourth Proportional to 10,263.20, 15,395.88 and 3,336.08

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Solution

The fourth proportional to 10,263.20, 15,395.88 and 3,336.08 is: 5,004.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.20 : 15,395.88 = 3,336.08 : x
  2. Step 2: Convert to fraction form
    10,263.20/15,395.88 = 3,336.08/x
  3. Step 3: Cross multiply
    10,263.20x = 15,395.88 × 3,336.08
  4. Step 4: Simplify right side
    10,263.20x = 51,361,887.35
  5. Step 5: Solve for x
    x = 51,361,887.35/10,263.20
  6. Step 6: Final answer
    x = 5,004.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.