Home / 7,615.64-10,512.23-5,233.50

Finding the Fourth Proportional to 7,615.64, 10,512.23 and 5,233.50

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Solution

The fourth proportional to 7,615.64, 10,512.23 and 5,233.50 is: 7,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,615.64 : 10,512.23 = 5,233.50 : x
  2. Step 2: Convert to fraction form
    7,615.64/10,512.23 = 5,233.50/x
  3. Step 3: Cross multiply
    7,615.64x = 10,512.23 × 5,233.50
  4. Step 4: Simplify right side
    7,615.64x = 55,015,709.80
  5. Step 5: Solve for x
    x = 55,015,709.80/7,615.64
  6. Step 6: Final answer
    x = 7,224.05

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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.