Home / 3,601.16-4,971.48-2,555.72

Finding the Fourth Proportional to 3,601.16, 4,971.48 and 2,555.72

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Solution

The fourth proportional to 3,601.16, 4,971.48 and 2,555.72 is: 3,528.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.16 : 4,971.48 = 2,555.72 : x
  2. Step 2: Convert to fraction form
    3,601.16/4,971.48 = 2,555.72/x
  3. Step 3: Cross multiply
    3,601.16x = 4,971.48 × 2,555.72
  4. Step 4: Simplify right side
    3,601.16x = 12,705,710.87
  5. Step 5: Solve for x
    x = 12,705,710.87/3,601.16
  6. Step 6: Final answer
    x = 3,528.23

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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.