Home / 8,788.89-13,181.58-2,547.30

Finding the Fourth Proportional to 8,788.89, 13,181.58 and 2,547.30

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Solution

The fourth proportional to 8,788.89, 13,181.58 and 2,547.30 is: 3,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,788.89 : 13,181.58 = 2,547.30 : x
  2. Step 2: Convert to fraction form
    8,788.89/13,181.58 = 2,547.30/x
  3. Step 3: Cross multiply
    8,788.89x = 13,181.58 × 2,547.30
  4. Step 4: Simplify right side
    8,788.89x = 33,577,438.73
  5. Step 5: Solve for x
    x = 33,577,438.73/8,788.89
  6. Step 6: Final answer
    x = 3,820.44

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1.5x scale

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.