Home / 5,547.48-7,656.29-3,189.57

Finding the Fourth Proportional to 5,547.48, 7,656.29 and 3,189.57

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Solution

The fourth proportional to 5,547.48, 7,656.29 and 3,189.57 is: 4,402.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.48 : 7,656.29 = 3,189.57 : x
  2. Step 2: Convert to fraction form
    5,547.48/7,656.29 = 3,189.57/x
  3. Step 3: Cross multiply
    5,547.48x = 7,656.29 × 3,189.57
  4. Step 4: Simplify right side
    5,547.48x = 24,420,272.90
  5. Step 5: Solve for x
    x = 24,420,272.90/5,547.48
  6. Step 6: Final answer
    x = 4,402.05

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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.