Home / 11,577.90-17,363.25-4,181.40

Finding the Fourth Proportional to 11,577.90, 17,363.25 and 4,181.40

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Solution

The fourth proportional to 11,577.90, 17,363.25 and 4,181.40 is: 6,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.90 : 17,363.25 = 4,181.40 : x
  2. Step 2: Convert to fraction form
    11,577.90/17,363.25 = 4,181.40/x
  3. Step 3: Cross multiply
    11,577.90x = 17,363.25 × 4,181.40
  4. Step 4: Simplify right side
    11,577.90x = 72,602,693.55
  5. Step 5: Solve for x
    x = 72,602,693.55/11,577.90
  6. Step 6: Final answer
    x = 6,270.80

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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.