Home / 6,261.04-8,636.48-4,136.64

Finding the Fourth Proportional to 6,261.04, 8,636.48 and 4,136.64

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Solution

The fourth proportional to 6,261.04, 8,636.48 and 4,136.64 is: 5,706.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,261.04 : 8,636.48 = 4,136.64 : x
  2. Step 2: Convert to fraction form
    6,261.04/8,636.48 = 4,136.64/x
  3. Step 3: Cross multiply
    6,261.04x = 8,636.48 × 4,136.64
  4. Step 4: Simplify right side
    6,261.04x = 35,726,008.63
  5. Step 5: Solve for x
    x = 35,726,008.63/6,261.04
  6. Step 6: Final answer
    x = 5,706.08

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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.