Home / 3,433.22-4,741.73-2,312.21

Finding the Fourth Proportional to 3,433.22, 4,741.73 and 2,312.21

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Solution

The fourth proportional to 3,433.22, 4,741.73 and 2,312.21 is: 3,193.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.22 : 4,741.73 = 2,312.21 : x
  2. Step 2: Convert to fraction form
    3,433.22/4,741.73 = 2,312.21/x
  3. Step 3: Cross multiply
    3,433.22x = 4,741.73 × 2,312.21
  4. Step 4: Simplify right side
    3,433.22x = 10,963,851.81
  5. Step 5: Solve for x
    x = 10,963,851.81/3,433.22
  6. Step 6: Final answer
    x = 3,193.46

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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.