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Finding the Fourth Proportional to 11,008.84, 16,502.40 and 7,048.83

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Solution

The fourth proportional to 11,008.84, 16,502.40 and 7,048.83 is: 10,566.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.84 : 16,502.40 = 7,048.83 : x
  2. Step 2: Convert to fraction form
    11,008.84/16,502.40 = 7,048.83/x
  3. Step 3: Cross multiply
    11,008.84x = 16,502.40 × 7,048.83
  4. Step 4: Simplify right side
    11,008.84x = 116,322,612.19
  5. Step 5: Solve for x
    x = 116,322,612.19/11,008.84
  6. Step 6: Final answer
    x = 10,566.29

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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.