Home / 4,563.20-6,836.70-3,915.20

Finding the Fourth Proportional to 4,563.20, 6,836.70 and 3,915.20

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Solution

The fourth proportional to 4,563.20, 6,836.70 and 3,915.20 is: 5,865.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,563.20 : 6,836.70 = 3,915.20 : x
  2. Step 2: Convert to fraction form
    4,563.20/6,836.70 = 3,915.20/x
  3. Step 3: Cross multiply
    4,563.20x = 6,836.70 × 3,915.20
  4. Step 4: Simplify right side
    4,563.20x = 26,767,047.84
  5. Step 5: Solve for x
    x = 26,767,047.84/4,563.20
  6. Step 6: Final answer
    x = 5,865.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.