Home / 5,577.45-8,365.96-1,681.75

Finding the Fourth Proportional to 5,577.45, 8,365.96 and 1,681.75

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Solution

The fourth proportional to 5,577.45, 8,365.96 and 1,681.75 is: 2,522.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.45 : 8,365.96 = 1,681.75 : x
  2. Step 2: Convert to fraction form
    5,577.45/8,365.96 = 1,681.75/x
  3. Step 3: Cross multiply
    5,577.45x = 8,365.96 × 1,681.75
  4. Step 4: Simplify right side
    5,577.45x = 14,069,453.23
  5. Step 5: Solve for x
    x = 14,069,453.23/5,577.45
  6. Step 6: Final answer
    x = 2,522.56

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Double scale
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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.