Home / 2,547.87-3,513.81-1,839.52

Finding the Fourth Proportional to 2,547.87, 3,513.81 and 1,839.52

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Solution

The fourth proportional to 2,547.87, 3,513.81 and 1,839.52 is: 2,536.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547.87 : 3,513.81 = 1,839.52 : x
  2. Step 2: Convert to fraction form
    2,547.87/3,513.81 = 1,839.52/x
  3. Step 3: Cross multiply
    2,547.87x = 3,513.81 × 1,839.52
  4. Step 4: Simplify right side
    2,547.87x = 6,463,723.77
  5. Step 5: Solve for x
    x = 6,463,723.77/2,547.87
  6. Step 6: Final answer
    x = 2,536.91

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Why These Related Problems?

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