Home / 3,573.66-4,931.64-2,001.79

Finding the Fourth Proportional to 3,573.66, 4,931.64 and 2,001.79

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Solution

The fourth proportional to 3,573.66, 4,931.64 and 2,001.79 is: 2,762.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.66 : 4,931.64 = 2,001.79 : x
  2. Step 2: Convert to fraction form
    3,573.66/4,931.64 = 2,001.79/x
  3. Step 3: Cross multiply
    3,573.66x = 4,931.64 × 2,001.79
  4. Step 4: Simplify right side
    3,573.66x = 9,872,107.64
  5. Step 5: Solve for x
    x = 9,872,107.64/3,573.66
  6. Step 6: Final answer
    x = 2,762.46

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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.