Home / 5,653.37-7,802.13-3,136.29

Finding the Fourth Proportional to 5,653.37, 7,802.13 and 3,136.29

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Solution

The fourth proportional to 5,653.37, 7,802.13 and 3,136.29 is: 4,328.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.37 : 7,802.13 = 3,136.29 : x
  2. Step 2: Convert to fraction form
    5,653.37/7,802.13 = 3,136.29/x
  3. Step 3: Cross multiply
    5,653.37x = 7,802.13 × 3,136.29
  4. Step 4: Simplify right side
    5,653.37x = 24,469,734.46
  5. Step 5: Solve for x
    x = 24,469,734.46/5,653.37
  6. Step 6: Final answer
    x = 4,328.35

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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.