Home / 4,610.30-6,915.92-1,689.44

Finding the Fourth Proportional to 4,610.30, 6,915.92 and 1,689.44

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Solution

The fourth proportional to 4,610.30, 6,915.92 and 1,689.44 is: 2,534.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,610.30 : 6,915.92 = 1,689.44 : x
  2. Step 2: Convert to fraction form
    4,610.30/6,915.92 = 1,689.44/x
  3. Step 3: Cross multiply
    4,610.30x = 6,915.92 × 1,689.44
  4. Step 4: Simplify right side
    4,610.30x = 11,683,988.86
  5. Step 5: Solve for x
    x = 11,683,988.86/4,610.30
  6. Step 6: Final answer
    x = 2,534.33

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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.