Home / 10,240.94-15,367.39-4,317.47

Finding the Fourth Proportional to 10,240.94, 15,367.39 and 4,317.47

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Solution

The fourth proportional to 10,240.94, 15,367.39 and 4,317.47 is: 6,478.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.94 : 15,367.39 = 4,317.47 : x
  2. Step 2: Convert to fraction form
    10,240.94/15,367.39 = 4,317.47/x
  3. Step 3: Cross multiply
    10,240.94x = 15,367.39 × 4,317.47
  4. Step 4: Simplify right side
    10,240.94x = 66,348,215.30
  5. Step 5: Solve for x
    x = 66,348,215.30/10,240.94
  6. Step 6: Final answer
    x = 6,478.72

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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.