Home / 5,299.49-7,312.92-2,941.43

Finding the Fourth Proportional to 5,299.49, 7,312.92 and 2,941.43

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Solution

The fourth proportional to 5,299.49, 7,312.92 and 2,941.43 is: 4,058.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299.49 : 7,312.92 = 2,941.43 : x
  2. Step 2: Convert to fraction form
    5,299.49/7,312.92 = 2,941.43/x
  3. Step 3: Cross multiply
    5,299.49x = 7,312.92 × 2,941.43
  4. Step 4: Simplify right side
    5,299.49x = 21,510,442.28
  5. Step 5: Solve for x
    x = 21,510,442.28/5,299.49
  6. Step 6: Final answer
    x = 4,058.96

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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.