Home / 2,886.36-4,335.40-2,547.36

Finding the Fourth Proportional to 2,886.36, 4,335.40 and 2,547.36

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Solution

The fourth proportional to 2,886.36, 4,335.40 and 2,547.36 is: 3,826.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886.36 : 4,335.40 = 2,547.36 : x
  2. Step 2: Convert to fraction form
    2,886.36/4,335.40 = 2,547.36/x
  3. Step 3: Cross multiply
    2,886.36x = 4,335.40 × 2,547.36
  4. Step 4: Simplify right side
    2,886.36x = 11,043,824.54
  5. Step 5: Solve for x
    x = 11,043,824.54/2,886.36
  6. Step 6: Final answer
    x = 3,826.21

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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.