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Finding the Fourth Proportional to 10,833.03, 14,935.12 and 8,602.29

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Solution

The fourth proportional to 10,833.03, 14,935.12 and 8,602.29 is: 11,859.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,833.03 : 14,935.12 = 8,602.29 : x
  2. Step 2: Convert to fraction form
    10,833.03/14,935.12 = 8,602.29/x
  3. Step 3: Cross multiply
    10,833.03x = 14,935.12 × 8,602.29
  4. Step 4: Simplify right side
    10,833.03x = 128,476,206.84
  5. Step 5: Solve for x
    x = 128,476,206.84/10,833.03
  6. Step 6: Final answer
    x = 11,859.68

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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.