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Finding the Fourth Proportional to 8,955.77, 13,433.72 and 5,059.26

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Solution

The fourth proportional to 8,955.77, 13,433.72 and 5,059.26 is: 7,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,955.77 : 13,433.72 = 5,059.26 : x
  2. Step 2: Convert to fraction form
    8,955.77/13,433.72 = 5,059.26/x
  3. Step 3: Cross multiply
    8,955.77x = 13,433.72 × 5,059.26
  4. Step 4: Simplify right side
    8,955.77x = 67,964,656.95
  5. Step 5: Solve for x
    x = 67,964,656.95/8,955.77
  6. Step 6: Final answer
    x = 7,588.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.