Home / 4,915.24-6,779.82-3,052.12

Finding the Fourth Proportional to 4,915.24, 6,779.82 and 3,052.12

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Solution

The fourth proportional to 4,915.24, 6,779.82 and 3,052.12 is: 4,209.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.24 : 6,779.82 = 3,052.12 : x
  2. Step 2: Convert to fraction form
    4,915.24/6,779.82 = 3,052.12/x
  3. Step 3: Cross multiply
    4,915.24x = 6,779.82 × 3,052.12
  4. Step 4: Simplify right side
    4,915.24x = 20,692,824.22
  5. Step 5: Solve for x
    x = 20,692,824.22/4,915.24
  6. Step 6: Final answer
    x = 4,209.93

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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.