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Finding the Fourth Proportional to 8,465.44, 11,655.02 and 7,268.06

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Solution

The fourth proportional to 8,465.44, 11,655.02 and 7,268.06 is: 10,006.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465.44 : 11,655.02 = 7,268.06 : x
  2. Step 2: Convert to fraction form
    8,465.44/11,655.02 = 7,268.06/x
  3. Step 3: Cross multiply
    8,465.44x = 11,655.02 × 7,268.06
  4. Step 4: Simplify right side
    8,465.44x = 84,709,384.66
  5. Step 5: Solve for x
    x = 84,709,384.66/8,465.44
  6. Step 6: Final answer
    x = 10,006.50

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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.