Home / 9,512.34-13,127.19-5,263.62

Finding the Fourth Proportional to 9,512.34, 13,127.19 and 5,263.62

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Solution

The fourth proportional to 9,512.34, 13,127.19 and 5,263.62 is: 7,263.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,512.34 : 13,127.19 = 5,263.62 : x
  2. Step 2: Convert to fraction form
    9,512.34/13,127.19 = 5,263.62/x
  3. Step 3: Cross multiply
    9,512.34x = 13,127.19 × 5,263.62
  4. Step 4: Simplify right side
    9,512.34x = 69,096,539.83
  5. Step 5: Solve for x
    x = 69,096,539.83/9,512.34
  6. Step 6: Final answer
    x = 7,263.88

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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.