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Finding the Fourth Proportional to 1,924.02, 2,886.11 and 998.99

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Solution

The fourth proportional to 1,924.02, 2,886.11 and 998.99 is: 1,498.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.02 : 2,886.11 = 998.99 : x
  2. Step 2: Convert to fraction form
    1,924.02/2,886.11 = 998.99/x
  3. Step 3: Cross multiply
    1,924.02x = 2,886.11 × 998.99
  4. Step 4: Simplify right side
    1,924.02x = 2,883,175.60
  5. Step 5: Solve for x
    x = 2,883,175.60/1,924.02
  6. Step 6: Final answer
    x = 1,498.52

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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.