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Finding the Fourth Proportional to 3,001.68, 4,500.36 and 1,053.36

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Solution

The fourth proportional to 3,001.68, 4,500.36 and 1,053.36 is: 1,579.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.68 : 4,500.36 = 1,053.36 : x
  2. Step 2: Convert to fraction form
    3,001.68/4,500.36 = 1,053.36/x
  3. Step 3: Cross multiply
    3,001.68x = 4,500.36 × 1,053.36
  4. Step 4: Simplify right side
    3,001.68x = 4,740,499.21
  5. Step 5: Solve for x
    x = 4,740,499.21/3,001.68
  6. Step 6: Final answer
    x = 1,579.28

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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.