Home / 6,915.24-9,531.88-4,676.30

Finding the Fourth Proportional to 6,915.24, 9,531.88 and 4,676.30

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Solution

The fourth proportional to 6,915.24, 9,531.88 and 4,676.30 is: 6,445.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.24 : 9,531.88 = 4,676.30 : x
  2. Step 2: Convert to fraction form
    6,915.24/9,531.88 = 4,676.30/x
  3. Step 3: Cross multiply
    6,915.24x = 9,531.88 × 4,676.30
  4. Step 4: Simplify right side
    6,915.24x = 44,573,906.84
  5. Step 5: Solve for x
    x = 44,573,906.84/6,915.24
  6. Step 6: Final answer
    x = 6,445.75

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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.