Home / 4,845.88-6,693.42-4,215.16

Finding the Fourth Proportional to 4,845.88, 6,693.42 and 4,215.16

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Solution

The fourth proportional to 4,845.88, 6,693.42 and 4,215.16 is: 5,822.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.88 : 6,693.42 = 4,215.16 : x
  2. Step 2: Convert to fraction form
    4,845.88/6,693.42 = 4,215.16/x
  3. Step 3: Cross multiply
    4,845.88x = 6,693.42 × 4,215.16
  4. Step 4: Simplify right side
    4,845.88x = 28,213,836.25
  5. Step 5: Solve for x
    x = 28,213,836.25/4,845.88
  6. Step 6: Final answer
    x = 5,822.23

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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.