Home / 6,838.08-10,256.61-2,158.25

Finding the Fourth Proportional to 6,838.08, 10,256.61 and 2,158.25

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Solution

The fourth proportional to 6,838.08, 10,256.61 and 2,158.25 is: 3,237.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.08 : 10,256.61 = 2,158.25 : x
  2. Step 2: Convert to fraction form
    6,838.08/10,256.61 = 2,158.25/x
  3. Step 3: Cross multiply
    6,838.08x = 10,256.61 × 2,158.25
  4. Step 4: Simplify right side
    6,838.08x = 22,136,328.53
  5. Step 5: Solve for x
    x = 22,136,328.53/6,838.08
  6. Step 6: Final answer
    x = 3,237.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.