Home / 5,929.12-8,180.64-3,570.40

Finding the Fourth Proportional to 5,929.12, 8,180.64 and 3,570.40

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Solution

The fourth proportional to 5,929.12, 8,180.64 and 3,570.40 is: 4,926.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.12 : 8,180.64 = 3,570.40 : x
  2. Step 2: Convert to fraction form
    5,929.12/8,180.64 = 3,570.40/x
  3. Step 3: Cross multiply
    5,929.12x = 8,180.64 × 3,570.40
  4. Step 4: Simplify right side
    5,929.12x = 29,208,157.06
  5. Step 5: Solve for x
    x = 29,208,157.06/5,929.12
  6. Step 6: Final answer
    x = 4,926.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.