Home / 3,509.72-4,843.52-2,017.93

Finding the Fourth Proportional to 3,509.72, 4,843.52 and 2,017.93

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Solution

The fourth proportional to 3,509.72, 4,843.52 and 2,017.93 is: 2,784.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.72 : 4,843.52 = 2,017.93 : x
  2. Step 2: Convert to fraction form
    3,509.72/4,843.52 = 2,017.93/x
  3. Step 3: Cross multiply
    3,509.72x = 4,843.52 × 2,017.93
  4. Step 4: Simplify right side
    3,509.72x = 9,773,884.31
  5. Step 5: Solve for x
    x = 9,773,884.31/3,509.72
  6. Step 6: Final answer
    x = 2,784.80

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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.