Home / 1,349.36-1,862.52-1,332.08

Finding the Fourth Proportional to 1,349.36, 1,862.52 and 1,332.08

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Solution

The fourth proportional to 1,349.36, 1,862.52 and 1,332.08 is: 1,838.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.36 : 1,862.52 = 1,332.08 : x
  2. Step 2: Convert to fraction form
    1,349.36/1,862.52 = 1,332.08/x
  3. Step 3: Cross multiply
    1,349.36x = 1,862.52 × 1,332.08
  4. Step 4: Simplify right side
    1,349.36x = 2,481,025.64
  5. Step 5: Solve for x
    x = 2,481,025.64/1,349.36
  6. Step 6: Final answer
    x = 1,838.67

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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.