Home / 5,015.93-6,915.15-4,228.61

Finding the Fourth Proportional to 5,015.93, 6,915.15 and 4,228.61

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Solution

The fourth proportional to 5,015.93, 6,915.15 and 4,228.61 is: 5,829.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.93 : 6,915.15 = 4,228.61 : x
  2. Step 2: Convert to fraction form
    5,015.93/6,915.15 = 4,228.61/x
  3. Step 3: Cross multiply
    5,015.93x = 6,915.15 × 4,228.61
  4. Step 4: Simplify right side
    5,015.93x = 29,241,437.87
  5. Step 5: Solve for x
    x = 29,241,437.87/5,015.93
  6. Step 6: Final answer
    x = 5,829.72

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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.