Home / 9,136.46-13,686.30-4,199.24

Finding the Fourth Proportional to 9,136.46, 13,686.30 and 4,199.24

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Solution

The fourth proportional to 9,136.46, 13,686.30 and 4,199.24 is: 6,290.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136.46 : 13,686.30 = 4,199.24 : x
  2. Step 2: Convert to fraction form
    9,136.46/13,686.30 = 4,199.24/x
  3. Step 3: Cross multiply
    9,136.46x = 13,686.30 × 4,199.24
  4. Step 4: Simplify right side
    9,136.46x = 57,472,058.41
  5. Step 5: Solve for x
    x = 57,472,058.41/9,136.46
  6. Step 6: Final answer
    x = 6,290.41

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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.