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Finding the Fourth Proportional to 3,933.36, 5,898.77 and 1,300.37

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Solution

The fourth proportional to 3,933.36, 5,898.77 and 1,300.37 is: 1,950.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.36 : 5,898.77 = 1,300.37 : x
  2. Step 2: Convert to fraction form
    3,933.36/5,898.77 = 1,300.37/x
  3. Step 3: Cross multiply
    3,933.36x = 5,898.77 × 1,300.37
  4. Step 4: Simplify right side
    3,933.36x = 7,670,547.55
  5. Step 5: Solve for x
    x = 7,670,547.55/3,933.36
  6. Step 6: Final answer
    x = 1,950.13

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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.