Home / 4,741.12-7,107.57-2,547.28

Finding the Fourth Proportional to 4,741.12, 7,107.57 and 2,547.28

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Solution

The fourth proportional to 4,741.12, 7,107.57 and 2,547.28 is: 3,818.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.12 : 7,107.57 = 2,547.28 : x
  2. Step 2: Convert to fraction form
    4,741.12/7,107.57 = 2,547.28/x
  3. Step 3: Cross multiply
    4,741.12x = 7,107.57 × 2,547.28
  4. Step 4: Simplify right side
    4,741.12x = 18,104,953.14
  5. Step 5: Solve for x
    x = 18,104,953.14/4,741.12
  6. Step 6: Final answer
    x = 3,818.71

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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.