Home / 4,515.62-6,220.40-3,925.13

Finding the Fourth Proportional to 4,515.62, 6,220.40 and 3,925.13

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Solution

The fourth proportional to 4,515.62, 6,220.40 and 3,925.13 is: 5,406.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.62 : 6,220.40 = 3,925.13 : x
  2. Step 2: Convert to fraction form
    4,515.62/6,220.40 = 3,925.13/x
  3. Step 3: Cross multiply
    4,515.62x = 6,220.40 × 3,925.13
  4. Step 4: Simplify right side
    4,515.62x = 24,415,827.92
  5. Step 5: Solve for x
    x = 24,415,827.92/4,515.62
  6. Step 6: Final answer
    x = 5,406.98

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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.