Home / 4,613.31-6,915.86-1,690.94

Finding the Fourth Proportional to 4,613.31, 6,915.86 and 1,690.94

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Solution

The fourth proportional to 4,613.31, 6,915.86 and 1,690.94 is: 2,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.31 : 6,915.86 = 1,690.94 : x
  2. Step 2: Convert to fraction form
    4,613.31/6,915.86 = 1,690.94/x
  3. Step 3: Cross multiply
    4,613.31x = 6,915.86 × 1,690.94
  4. Step 4: Simplify right side
    4,613.31x = 11,694,261.27
  5. Step 5: Solve for x
    x = 11,694,261.27/4,613.31
  6. Step 6: Final answer
    x = 2,534.90

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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.