Home / 6,143.33-8,477.53-3,490.99

Finding the Fourth Proportional to 6,143.33, 8,477.53 and 3,490.99

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Solution

The fourth proportional to 6,143.33, 8,477.53 and 3,490.99 is: 4,817.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.33 : 8,477.53 = 3,490.99 : x
  2. Step 2: Convert to fraction form
    6,143.33/8,477.53 = 3,490.99/x
  3. Step 3: Cross multiply
    6,143.33x = 8,477.53 × 3,490.99
  4. Step 4: Simplify right side
    6,143.33x = 29,594,942.53
  5. Step 5: Solve for x
    x = 29,594,942.53/6,143.33
  6. Step 6: Final answer
    x = 4,817.41

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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.