Home / 3,024.21-4,172.70-1,764.53

Finding the Fourth Proportional to 3,024.21, 4,172.70 and 1,764.53

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Solution

The fourth proportional to 3,024.21, 4,172.70 and 1,764.53 is: 2,434.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,024.21 : 4,172.70 = 1,764.53 : x
  2. Step 2: Convert to fraction form
    3,024.21/4,172.70 = 1,764.53/x
  3. Step 3: Cross multiply
    3,024.21x = 4,172.70 × 1,764.53
  4. Step 4: Simplify right side
    3,024.21x = 7,362,854.33
  5. Step 5: Solve for x
    x = 7,362,854.33/3,024.21
  6. Step 6: Final answer
    x = 2,434.64

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1.5x scale

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.