Home / 9,455.72-13,041.06-8,534.12

Finding the Fourth Proportional to 9,455.72, 13,041.06 and 8,534.12

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Solution

The fourth proportional to 9,455.72, 13,041.06 and 8,534.12 is: 11,770.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.72 : 13,041.06 = 8,534.12 : x
  2. Step 2: Convert to fraction form
    9,455.72/13,041.06 = 8,534.12/x
  3. Step 3: Cross multiply
    9,455.72x = 13,041.06 × 8,534.12
  4. Step 4: Simplify right side
    9,455.72x = 111,293,970.97
  5. Step 5: Solve for x
    x = 111,293,970.97/9,455.72
  6. Step 6: Final answer
    x = 11,770.02

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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.