Home / 1,632.49-2,258.77-1,423.11

Finding the Fourth Proportional to 1,632.49, 2,258.77 and 1,423.11

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Solution

The fourth proportional to 1,632.49, 2,258.77 and 1,423.11 is: 1,969.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.49 : 2,258.77 = 1,423.11 : x
  2. Step 2: Convert to fraction form
    1,632.49/2,258.77 = 1,423.11/x
  3. Step 3: Cross multiply
    1,632.49x = 2,258.77 × 1,423.11
  4. Step 4: Simplify right side
    1,632.49x = 3,214,478.17
  5. Step 5: Solve for x
    x = 3,214,478.17/1,632.49
  6. Step 6: Final answer
    x = 1,969.06

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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.