Home / 10,433.42-14,398.48-5,717.66

Finding the Fourth Proportional to 10,433.42, 14,398.48 and 5,717.66

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Solution

The fourth proportional to 10,433.42, 14,398.48 and 5,717.66 is: 7,890.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.42 : 14,398.48 = 5,717.66 : x
  2. Step 2: Convert to fraction form
    10,433.42/14,398.48 = 5,717.66/x
  3. Step 3: Cross multiply
    10,433.42x = 14,398.48 × 5,717.66
  4. Step 4: Simplify right side
    10,433.42x = 82,325,613.16
  5. Step 5: Solve for x
    x = 82,325,613.16/10,433.42
  6. Step 6: Final answer
    x = 7,890.57

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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.