Home / 5,094.28-7,630.12-3,915.60

Finding the Fourth Proportional to 5,094.28, 7,630.12 and 3,915.60

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Solution

The fourth proportional to 5,094.28, 7,630.12 and 3,915.60 is: 5,864.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.28 : 7,630.12 = 3,915.60 : x
  2. Step 2: Convert to fraction form
    5,094.28/7,630.12 = 3,915.60/x
  3. Step 3: Cross multiply
    5,094.28x = 7,630.12 × 3,915.60
  4. Step 4: Simplify right side
    5,094.28x = 29,876,506.63
  5. Step 5: Solve for x
    x = 29,876,506.63/5,094.28
  6. Step 6: Final answer
    x = 5,864.72

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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.