Home / 6,835.89-10,254.86-2,155.41

Finding the Fourth Proportional to 6,835.89, 10,254.86 and 2,155.41

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Solution

The fourth proportional to 6,835.89, 10,254.86 and 2,155.41 is: 3,233.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835.89 : 10,254.86 = 2,155.41 : x
  2. Step 2: Convert to fraction form
    6,835.89/10,254.86 = 2,155.41/x
  3. Step 3: Cross multiply
    6,835.89x = 10,254.86 × 2,155.41
  4. Step 4: Simplify right side
    6,835.89x = 22,103,425.10
  5. Step 5: Solve for x
    x = 22,103,425.10/6,835.89
  6. Step 6: Final answer
    x = 3,233.44

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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.