Home / 9,512.96-13,127.32-5,263.76

Finding the Fourth Proportional to 9,512.96, 13,127.32 and 5,263.76

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Solution

The fourth proportional to 9,512.96, 13,127.32 and 5,263.76 is: 7,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,512.96 : 13,127.32 = 5,263.76 : x
  2. Step 2: Convert to fraction form
    9,512.96/13,127.32 = 5,263.76/x
  3. Step 3: Cross multiply
    9,512.96x = 13,127.32 × 5,263.76
  4. Step 4: Simplify right side
    9,512.96x = 69,099,061.92
  5. Step 5: Solve for x
    x = 69,099,061.92/9,512.96
  6. Step 6: Final answer
    x = 7,263.68

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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.