Home / 3,627.66-5,443.55-1,547.47

Finding the Fourth Proportional to 3,627.66, 5,443.55 and 1,547.47

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Solution

The fourth proportional to 3,627.66, 5,443.55 and 1,547.47 is: 2,322.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.66 : 5,443.55 = 1,547.47 : x
  2. Step 2: Convert to fraction form
    3,627.66/5,443.55 = 1,547.47/x
  3. Step 3: Cross multiply
    3,627.66x = 5,443.55 × 1,547.47
  4. Step 4: Simplify right side
    3,627.66x = 8,423,730.84
  5. Step 5: Solve for x
    x = 8,423,730.84/3,627.66
  6. Step 6: Final answer
    x = 2,322.08

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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.