Home / 3,216.86-4,437.27-2,333.66

Finding the Fourth Proportional to 3,216.86, 4,437.27 and 2,333.66

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Solution

The fourth proportional to 3,216.86, 4,437.27 and 2,333.66 is: 3,219.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.86 : 4,437.27 = 2,333.66 : x
  2. Step 2: Convert to fraction form
    3,216.86/4,437.27 = 2,333.66/x
  3. Step 3: Cross multiply
    3,216.86x = 4,437.27 × 2,333.66
  4. Step 4: Simplify right side
    3,216.86x = 10,355,079.51
  5. Step 5: Solve for x
    x = 10,355,079.51/3,216.86
  6. Step 6: Final answer
    x = 3,219.00

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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.