Home / 10,334.36-14,260.80-5,618.60

Finding the Fourth Proportional to 10,334.36, 14,260.80 and 5,618.60

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Solution

The fourth proportional to 10,334.36, 14,260.80 and 5,618.60 is: 7,753.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.36 : 14,260.80 = 5,618.60 : x
  2. Step 2: Convert to fraction form
    10,334.36/14,260.80 = 5,618.60/x
  3. Step 3: Cross multiply
    10,334.36x = 14,260.80 × 5,618.60
  4. Step 4: Simplify right side
    10,334.36x = 80,125,730.88
  5. Step 5: Solve for x
    x = 80,125,730.88/10,334.36
  6. Step 6: Final answer
    x = 7,753.33

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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.