Home / 2,417.73-3,629.64-2,090.76

Finding the Fourth Proportional to 2,417.73, 3,629.64 and 2,090.76

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Solution

The fourth proportional to 2,417.73, 3,629.64 and 2,090.76 is: 3,138.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.73 : 3,629.64 = 2,090.76 : x
  2. Step 2: Convert to fraction form
    2,417.73/3,629.64 = 2,090.76/x
  3. Step 3: Cross multiply
    2,417.73x = 3,629.64 × 2,090.76
  4. Step 4: Simplify right side
    2,417.73x = 7,588,706.13
  5. Step 5: Solve for x
    x = 7,588,706.13/2,417.73
  6. Step 6: Final answer
    x = 3,138.77

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1.5x scale

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.