Home / 3,570.21-4,925.52-2,451.20

Finding the Fourth Proportional to 3,570.21, 4,925.52 and 2,451.20

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Solution

The fourth proportional to 3,570.21, 4,925.52 and 2,451.20 is: 3,381.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.21 : 4,925.52 = 2,451.20 : x
  2. Step 2: Convert to fraction form
    3,570.21/4,925.52 = 2,451.20/x
  3. Step 3: Cross multiply
    3,570.21x = 4,925.52 × 2,451.20
  4. Step 4: Simplify right side
    3,570.21x = 12,073,410.00
  5. Step 5: Solve for x
    x = 12,073,410.00/3,570.21
  6. Step 6: Final answer
    x = 3,381.71

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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.