Home / 4,821.90-6,658.16-3,564.37

Finding the Fourth Proportional to 4,821.90, 6,658.16 and 3,564.37

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Solution

The fourth proportional to 4,821.90, 6,658.16 and 3,564.37 is: 4,921.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.90 : 6,658.16 = 3,564.37 : x
  2. Step 2: Convert to fraction form
    4,821.90/6,658.16 = 3,564.37/x
  3. Step 3: Cross multiply
    4,821.90x = 6,658.16 × 3,564.37
  4. Step 4: Simplify right side
    4,821.90x = 23,732,127.94
  5. Step 5: Solve for x
    x = 23,732,127.94/4,821.90
  6. Step 6: Final answer
    x = 4,921.74

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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.