Home / 4,631.01-6,390.78-3,059.43

Finding the Fourth Proportional to 4,631.01, 6,390.78 and 3,059.43

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Solution

The fourth proportional to 4,631.01, 6,390.78 and 3,059.43 is: 4,222.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.01 : 6,390.78 = 3,059.43 : x
  2. Step 2: Convert to fraction form
    4,631.01/6,390.78 = 3,059.43/x
  3. Step 3: Cross multiply
    4,631.01x = 6,390.78 × 3,059.43
  4. Step 4: Simplify right side
    4,631.01x = 19,552,128.76
  5. Step 5: Solve for x
    x = 19,552,128.76/4,631.01
  6. Step 6: Final answer
    x = 4,222.00

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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.