Home / 7,577.61-11,369.45-3,881.17

Finding the Fourth Proportional to 7,577.61, 11,369.45 and 3,881.17

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Solution

The fourth proportional to 7,577.61, 11,369.45 and 3,881.17 is: 5,823.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577.61 : 11,369.45 = 3,881.17 : x
  2. Step 2: Convert to fraction form
    7,577.61/11,369.45 = 3,881.17/x
  3. Step 3: Cross multiply
    7,577.61x = 11,369.45 × 3,881.17
  4. Step 4: Simplify right side
    7,577.61x = 44,126,768.26
  5. Step 5: Solve for x
    x = 44,126,768.26/7,577.61
  6. Step 6: Final answer
    x = 5,823.31

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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.