Home / 10,166.72-14,030.64-5,690.66

Finding the Fourth Proportional to 10,166.72, 14,030.64 and 5,690.66

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Solution

The fourth proportional to 10,166.72, 14,030.64 and 5,690.66 is: 7,853.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.72 : 14,030.64 = 5,690.66 : x
  2. Step 2: Convert to fraction form
    10,166.72/14,030.64 = 5,690.66/x
  3. Step 3: Cross multiply
    10,166.72x = 14,030.64 × 5,690.66
  4. Step 4: Simplify right side
    10,166.72x = 79,843,531.67
  5. Step 5: Solve for x
    x = 79,843,531.67/10,166.72
  6. Step 6: Final answer
    x = 7,853.42

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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.