Home / 4,939.90-7,411.40-3,088.46

Finding the Fourth Proportional to 4,939.90, 7,411.40 and 3,088.46

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Solution

The fourth proportional to 4,939.90, 7,411.40 and 3,088.46 is: 4,633.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.90 : 7,411.40 = 3,088.46 : x
  2. Step 2: Convert to fraction form
    4,939.90/7,411.40 = 3,088.46/x
  3. Step 3: Cross multiply
    4,939.90x = 7,411.40 × 3,088.46
  4. Step 4: Simplify right side
    4,939.90x = 22,889,812.44
  5. Step 5: Solve for x
    x = 22,889,812.44/4,939.90
  6. Step 6: Final answer
    x = 4,633.66

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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.