Home / 3,455.26-4,768.12-1,883.32

Finding the Fourth Proportional to 3,455.26, 4,768.12 and 1,883.32

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Solution

The fourth proportional to 3,455.26, 4,768.12 and 1,883.32 is: 2,598.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.26 : 4,768.12 = 1,883.32 : x
  2. Step 2: Convert to fraction form
    3,455.26/4,768.12 = 1,883.32/x
  3. Step 3: Cross multiply
    3,455.26x = 4,768.12 × 1,883.32
  4. Step 4: Simplify right side
    3,455.26x = 8,979,895.76
  5. Step 5: Solve for x
    x = 8,979,895.76/3,455.26
  6. Step 6: Final answer
    x = 2,598.91

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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.