Home / 3,573.50-4,931.43-2,002.10

Finding the Fourth Proportional to 3,573.50, 4,931.43 and 2,002.10

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Solution

The fourth proportional to 3,573.50, 4,931.43 and 2,002.10 is: 2,762.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.50 : 4,931.43 = 2,002.10 : x
  2. Step 2: Convert to fraction form
    3,573.50/4,931.43 = 2,002.10/x
  3. Step 3: Cross multiply
    3,573.50x = 4,931.43 × 2,002.10
  4. Step 4: Simplify right side
    3,573.50x = 9,873,216.00
  5. Step 5: Solve for x
    x = 9,873,216.00/3,573.50
  6. Step 6: Final answer
    x = 2,762.90

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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.