Home / 3,573.74-4,931.91-2,001.80

Finding the Fourth Proportional to 3,573.74, 4,931.91 and 2,001.80

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Solution

The fourth proportional to 3,573.74, 4,931.91 and 2,001.80 is: 2,762.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.74 : 4,931.91 = 2,001.80 : x
  2. Step 2: Convert to fraction form
    3,573.74/4,931.91 = 2,001.80/x
  3. Step 3: Cross multiply
    3,573.74x = 4,931.91 × 2,001.80
  4. Step 4: Simplify right side
    3,573.74x = 9,872,697.44
  5. Step 5: Solve for x
    x = 9,872,697.44/3,573.74
  6. Step 6: Final answer
    x = 2,762.57

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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.