Home / 9,845.42-13,586.36-5,864.48

Finding the Fourth Proportional to 9,845.42, 13,586.36 and 5,864.48

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Solution

The fourth proportional to 9,845.42, 13,586.36 and 5,864.48 is: 8,092.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.42 : 13,586.36 = 5,864.48 : x
  2. Step 2: Convert to fraction form
    9,845.42/13,586.36 = 5,864.48/x
  3. Step 3: Cross multiply
    9,845.42x = 13,586.36 × 5,864.48
  4. Step 4: Simplify right side
    9,845.42x = 79,676,839.24
  5. Step 5: Solve for x
    x = 79,676,839.24/9,845.42
  6. Step 6: Final answer
    x = 8,092.78

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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.