Home / 3,513.21-4,848.27-1,941.30

Finding the Fourth Proportional to 3,513.21, 4,848.27 and 1,941.30

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Solution

The fourth proportional to 3,513.21, 4,848.27 and 1,941.30 is: 2,679.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.21 : 4,848.27 = 1,941.30 : x
  2. Step 2: Convert to fraction form
    3,513.21/4,848.27 = 1,941.30/x
  3. Step 3: Cross multiply
    3,513.21x = 4,848.27 × 1,941.30
  4. Step 4: Simplify right side
    3,513.21x = 9,411,946.55
  5. Step 5: Solve for x
    x = 9,411,946.55/3,513.21
  6. Step 6: Final answer
    x = 2,679.02

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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.