Home / 8,750.84-13,122.40-2,509.44

Finding the Fourth Proportional to 8,750.84, 13,122.40 and 2,509.44

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Solution

The fourth proportional to 8,750.84, 13,122.40 and 2,509.44 is: 3,763.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.84 : 13,122.40 = 2,509.44 : x
  2. Step 2: Convert to fraction form
    8,750.84/13,122.40 = 2,509.44/x
  3. Step 3: Cross multiply
    8,750.84x = 13,122.40 × 2,509.44
  4. Step 4: Simplify right side
    8,750.84x = 32,929,869.18
  5. Step 5: Solve for x
    x = 32,929,869.18/8,750.84
  6. Step 6: Final answer
    x = 3,763.05

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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.