Home / 3,269.52-4,878.66-2,875.86

Finding the Fourth Proportional to 3,269.52, 4,878.66 and 2,875.86

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Solution

The fourth proportional to 3,269.52, 4,878.66 and 2,875.86 is: 4,291.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.52 : 4,878.66 = 2,875.86 : x
  2. Step 2: Convert to fraction form
    3,269.52/4,878.66 = 2,875.86/x
  3. Step 3: Cross multiply
    3,269.52x = 4,878.66 × 2,875.86
  4. Step 4: Simplify right side
    3,269.52x = 14,030,343.15
  5. Step 5: Solve for x
    x = 14,030,343.15/3,269.52
  6. Step 6: Final answer
    x = 4,291.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.