Home / 3,602.39-4,969.53-2,407.67

Finding the Fourth Proportional to 3,602.39, 4,969.53 and 2,407.67

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Solution

The fourth proportional to 3,602.39, 4,969.53 and 2,407.67 is: 3,321.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.39 : 4,969.53 = 2,407.67 : x
  2. Step 2: Convert to fraction form
    3,602.39/4,969.53 = 2,407.67/x
  3. Step 3: Cross multiply
    3,602.39x = 4,969.53 × 2,407.67
  4. Step 4: Simplify right side
    3,602.39x = 11,964,988.30
  5. Step 5: Solve for x
    x = 11,964,988.30/3,602.39
  6. Step 6: Final answer
    x = 3,321.40

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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.