Home / 7,388.54-10,190.96-4,402.07

Finding the Fourth Proportional to 7,388.54, 10,190.96 and 4,402.07

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Solution

The fourth proportional to 7,388.54, 10,190.96 and 4,402.07 is: 6,071.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.54 : 10,190.96 = 4,402.07 : x
  2. Step 2: Convert to fraction form
    7,388.54/10,190.96 = 4,402.07/x
  3. Step 3: Cross multiply
    7,388.54x = 10,190.96 × 4,402.07
  4. Step 4: Simplify right side
    7,388.54x = 44,861,319.29
  5. Step 5: Solve for x
    x = 44,861,319.29/7,388.54
  6. Step 6: Final answer
    x = 6,071.74

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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.