Home / 3,707.40-5,563.62-1,977.24

Finding the Fourth Proportional to 3,707.40, 5,563.62 and 1,977.24

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Solution

The fourth proportional to 3,707.40, 5,563.62 and 1,977.24 is: 2,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.40 : 5,563.62 = 1,977.24 : x
  2. Step 2: Convert to fraction form
    3,707.40/5,563.62 = 1,977.24/x
  3. Step 3: Cross multiply
    3,707.40x = 5,563.62 × 1,977.24
  4. Step 4: Simplify right side
    3,707.40x = 11,000,612.01
  5. Step 5: Solve for x
    x = 11,000,612.01/3,707.40
  6. Step 6: Final answer
    x = 2,967.20

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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.