Home / 2,941.15-4,057.63-1,681.53

Finding the Fourth Proportional to 2,941.15, 4,057.63 and 1,681.53

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Solution

The fourth proportional to 2,941.15, 4,057.63 and 1,681.53 is: 2,319.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.15 : 4,057.63 = 1,681.53 : x
  2. Step 2: Convert to fraction form
    2,941.15/4,057.63 = 1,681.53/x
  3. Step 3: Cross multiply
    2,941.15x = 4,057.63 × 1,681.53
  4. Step 4: Simplify right side
    2,941.15x = 6,823,012.23
  5. Step 5: Solve for x
    x = 6,823,012.23/2,941.15
  6. Step 6: Final answer
    x = 2,319.85

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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.