Home / 3,784.13-5,217.40-2,437.46

Finding the Fourth Proportional to 3,784.13, 5,217.40 and 2,437.46

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Solution

The fourth proportional to 3,784.13, 5,217.40 and 2,437.46 is: 3,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784.13 : 5,217.40 = 2,437.46 : x
  2. Step 2: Convert to fraction form
    3,784.13/5,217.40 = 2,437.46/x
  3. Step 3: Cross multiply
    3,784.13x = 5,217.40 × 2,437.46
  4. Step 4: Simplify right side
    3,784.13x = 12,717,203.80
  5. Step 5: Solve for x
    x = 12,717,203.80/3,784.13
  6. Step 6: Final answer
    x = 3,360.67

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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.