Home / 4,390.40-6,574.67-2,741.95

Finding the Fourth Proportional to 4,390.40, 6,574.67 and 2,741.95

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Solution

The fourth proportional to 4,390.40, 6,574.67 and 2,741.95 is: 4,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.40 : 6,574.67 = 2,741.95 : x
  2. Step 2: Convert to fraction form
    4,390.40/6,574.67 = 2,741.95/x
  3. Step 3: Cross multiply
    4,390.40x = 6,574.67 × 2,741.95
  4. Step 4: Simplify right side
    4,390.40x = 18,027,421.20
  5. Step 5: Solve for x
    x = 18,027,421.20/4,390.40
  6. Step 6: Final answer
    x = 4,106.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.