Home / 3,627.72-5,442.53-1,547.84

Finding the Fourth Proportional to 3,627.72, 5,442.53 and 1,547.84

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Solution

The fourth proportional to 3,627.72, 5,442.53 and 1,547.84 is: 2,322.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.72 : 5,442.53 = 1,547.84 : x
  2. Step 2: Convert to fraction form
    3,627.72/5,442.53 = 1,547.84/x
  3. Step 3: Cross multiply
    3,627.72x = 5,442.53 × 1,547.84
  4. Step 4: Simplify right side
    3,627.72x = 8,424,165.64
  5. Step 5: Solve for x
    x = 8,424,165.64/3,627.72
  6. Step 6: Final answer
    x = 2,322.17

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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.