Home / 3,347.53-4,620.54-2,021.32

Finding the Fourth Proportional to 3,347.53, 4,620.54 and 2,021.32

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Solution

The fourth proportional to 3,347.53, 4,620.54 and 2,021.32 is: 2,790.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.53 : 4,620.54 = 2,021.32 : x
  2. Step 2: Convert to fraction form
    3,347.53/4,620.54 = 2,021.32/x
  3. Step 3: Cross multiply
    3,347.53x = 4,620.54 × 2,021.32
  4. Step 4: Simplify right side
    3,347.53x = 9,339,603.27
  5. Step 5: Solve for x
    x = 9,339,603.27/3,347.53
  6. Step 6: Final answer
    x = 2,790.00

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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.