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Finding the Fourth Proportional to 2,349.99, 3,525.01 and 618.62

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Solution

The fourth proportional to 2,349.99, 3,525.01 and 618.62 is: 927.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.99 : 3,525.01 = 618.62 : x
  2. Step 2: Convert to fraction form
    2,349.99/3,525.01 = 618.62/x
  3. Step 3: Cross multiply
    2,349.99x = 3,525.01 × 618.62
  4. Step 4: Simplify right side
    2,349.99x = 2,180,622.51
  5. Step 5: Solve for x
    x = 2,180,622.51/2,349.99
  6. Step 6: Final answer
    x = 927.93

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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.