Home / 2,803.16-3,868.26-1,544.19

Finding the Fourth Proportional to 2,803.16, 3,868.26 and 1,544.19

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Solution

The fourth proportional to 2,803.16, 3,868.26 and 1,544.19 is: 2,130.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.16 : 3,868.26 = 1,544.19 : x
  2. Step 2: Convert to fraction form
    2,803.16/3,868.26 = 1,544.19/x
  3. Step 3: Cross multiply
    2,803.16x = 3,868.26 × 1,544.19
  4. Step 4: Simplify right side
    2,803.16x = 5,973,328.41
  5. Step 5: Solve for x
    x = 5,973,328.41/2,803.16
  6. Step 6: Final answer
    x = 2,130.93

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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.