Home / 10,166.42-14,029.66-5,690.17

Finding the Fourth Proportional to 10,166.42, 14,029.66 and 5,690.17

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Solution

The fourth proportional to 10,166.42, 14,029.66 and 5,690.17 is: 7,852.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.42 : 14,029.66 = 5,690.17 : x
  2. Step 2: Convert to fraction form
    10,166.42/14,029.66 = 5,690.17/x
  3. Step 3: Cross multiply
    10,166.42x = 14,029.66 × 5,690.17
  4. Step 4: Simplify right side
    10,166.42x = 79,831,148.42
  5. Step 5: Solve for x
    x = 79,831,148.42/10,166.42
  6. Step 6: Final answer
    x = 7,852.43

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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.