Home / 2,184.58-3,014.03-1,240.30

Finding the Fourth Proportional to 2,184.58, 3,014.03 and 1,240.30

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Solution

The fourth proportional to 2,184.58, 3,014.03 and 1,240.30 is: 1,711.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.58 : 3,014.03 = 1,240.30 : x
  2. Step 2: Convert to fraction form
    2,184.58/3,014.03 = 1,240.30/x
  3. Step 3: Cross multiply
    2,184.58x = 3,014.03 × 1,240.30
  4. Step 4: Simplify right side
    2,184.58x = 3,738,301.41
  5. Step 5: Solve for x
    x = 3,738,301.41/2,184.58
  6. Step 6: Final answer
    x = 1,711.22

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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.