Home / 2,555.04-3,809.85-2,550.18

Finding the Fourth Proportional to 2,555.04, 3,809.85 and 2,550.18

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Solution

The fourth proportional to 2,555.04, 3,809.85 and 2,550.18 is: 3,802.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.04 : 3,809.85 = 2,550.18 : x
  2. Step 2: Convert to fraction form
    2,555.04/3,809.85 = 2,550.18/x
  3. Step 3: Cross multiply
    2,555.04x = 3,809.85 × 2,550.18
  4. Step 4: Simplify right side
    2,555.04x = 9,715,803.27
  5. Step 5: Solve for x
    x = 9,715,803.27/2,555.04
  6. Step 6: Final answer
    x = 3,802.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.