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Finding the Fourth Proportional to 5,030.44, 7,545 and 1,333

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Solution

The fourth proportional to 5,030.44, 7,545 and 1,333 is: 1,999.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.44 : 7,545 = 1,333 : x
  2. Step 2: Convert to fraction form
    5,030.44/7,545 = 1,333/x
  3. Step 3: Cross multiply
    5,030.44x = 7,545 × 1,333
  4. Step 4: Simplify right side
    5,030.44x = 10,057,485
  5. Step 5: Solve for x
    x = 10,057,485/5,030.44
  6. Step 6: Final answer
    x = 1,999.33

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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.