Home / 3,367.86-4,647.62-1,875.69

Finding the Fourth Proportional to 3,367.86, 4,647.62 and 1,875.69

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Solution

The fourth proportional to 3,367.86, 4,647.62 and 1,875.69 is: 2,588.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.86 : 4,647.62 = 1,875.69 : x
  2. Step 2: Convert to fraction form
    3,367.86/4,647.62 = 1,875.69/x
  3. Step 3: Cross multiply
    3,367.86x = 4,647.62 × 1,875.69
  4. Step 4: Simplify right side
    3,367.86x = 8,717,484.98
  5. Step 5: Solve for x
    x = 8,717,484.98/3,367.86
  6. Step 6: Final answer
    x = 2,588.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.