Home / 4,647.81-6,414.18-2,658.99

Finding the Fourth Proportional to 4,647.81, 6,414.18 and 2,658.99

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Solution

The fourth proportional to 4,647.81, 6,414.18 and 2,658.99 is: 3,669.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647.81 : 6,414.18 = 2,658.99 : x
  2. Step 2: Convert to fraction form
    4,647.81/6,414.18 = 2,658.99/x
  3. Step 3: Cross multiply
    4,647.81x = 6,414.18 × 2,658.99
  4. Step 4: Simplify right side
    4,647.81x = 17,055,240.48
  5. Step 5: Solve for x
    x = 17,055,240.48/4,647.81
  6. Step 6: Final answer
    x = 3,669.52

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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.