Home / 5,302.29-7,317.24-2,912.49

Finding the Fourth Proportional to 5,302.29, 7,317.24 and 2,912.49

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Solution

The fourth proportional to 5,302.29, 7,317.24 and 2,912.49 is: 4,019.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,302.29 : 7,317.24 = 2,912.49 : x
  2. Step 2: Convert to fraction form
    5,302.29/7,317.24 = 2,912.49/x
  3. Step 3: Cross multiply
    5,302.29x = 7,317.24 × 2,912.49
  4. Step 4: Simplify right side
    5,302.29x = 21,311,377.41
  5. Step 5: Solve for x
    x = 21,311,377.41/5,302.29
  6. Step 6: Final answer
    x = 4,019.28

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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.