Home / 5,568.85-7,676.88-4,240.25

Finding the Fourth Proportional to 5,568.85, 7,676.88 and 4,240.25

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Solution

The fourth proportional to 5,568.85, 7,676.88 and 4,240.25 is: 5,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.85 : 7,676.88 = 4,240.25 : x
  2. Step 2: Convert to fraction form
    5,568.85/7,676.88 = 4,240.25/x
  3. Step 3: Cross multiply
    5,568.85x = 7,676.88 × 4,240.25
  4. Step 4: Simplify right side
    5,568.85x = 32,551,864.92
  5. Step 5: Solve for x
    x = 32,551,864.92/5,568.85
  6. Step 6: Final answer
    x = 5,845.35

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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.