Home / 3,278.01-4,523.63-1,785.93

Finding the Fourth Proportional to 3,278.01, 4,523.63 and 1,785.93

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Solution

The fourth proportional to 3,278.01, 4,523.63 and 1,785.93 is: 2,464.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.01 : 4,523.63 = 1,785.93 : x
  2. Step 2: Convert to fraction form
    3,278.01/4,523.63 = 1,785.93/x
  3. Step 3: Cross multiply
    3,278.01x = 4,523.63 × 1,785.93
  4. Step 4: Simplify right side
    3,278.01x = 8,078,890.99
  5. Step 5: Solve for x
    x = 8,078,890.99/3,278.01
  6. Step 6: Final answer
    x = 2,464.57

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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.