Home / 4,682.40-7,024.20-1,395.42

Finding the Fourth Proportional to 4,682.40, 7,024.20 and 1,395.42

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Solution

The fourth proportional to 4,682.40, 7,024.20 and 1,395.42 is: 2,093.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.40 : 7,024.20 = 1,395.42 : x
  2. Step 2: Convert to fraction form
    4,682.40/7,024.20 = 1,395.42/x
  3. Step 3: Cross multiply
    4,682.40x = 7,024.20 × 1,395.42
  4. Step 4: Simplify right side
    4,682.40x = 9,801,709.16
  5. Step 5: Solve for x
    x = 9,801,709.16/4,682.40
  6. Step 6: Final answer
    x = 2,093.31

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1.5x scale

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.