Home / 3,740.96-5,612.06-1,401.80

Finding the Fourth Proportional to 3,740.96, 5,612.06 and 1,401.80

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Solution

The fourth proportional to 3,740.96, 5,612.06 and 1,401.80 is: 2,102.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.96 : 5,612.06 = 1,401.80 : x
  2. Step 2: Convert to fraction form
    3,740.96/5,612.06 = 1,401.80/x
  3. Step 3: Cross multiply
    3,740.96x = 5,612.06 × 1,401.80
  4. Step 4: Simplify right side
    3,740.96x = 7,866,985.71
  5. Step 5: Solve for x
    x = 7,866,985.71/3,740.96
  6. Step 6: Final answer
    x = 2,102.93

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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.