Home / 10,166.43-14,029.16-5,690.19

Finding the Fourth Proportional to 10,166.43, 14,029.16 and 5,690.19

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Solution

The fourth proportional to 10,166.43, 14,029.16 and 5,690.19 is: 7,852.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.43 : 14,029.16 = 5,690.19 : x
  2. Step 2: Convert to fraction form
    10,166.43/14,029.16 = 5,690.19/x
  3. Step 3: Cross multiply
    10,166.43x = 14,029.16 × 5,690.19
  4. Step 4: Simplify right side
    10,166.43x = 79,828,585.94
  5. Step 5: Solve for x
    x = 79,828,585.94/10,166.43
  6. Step 6: Final answer
    x = 7,852.17

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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.