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Finding the Fourth Proportional to 2,040.05, 3,060.07 and 501.05

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Solution

The fourth proportional to 2,040.05, 3,060.07 and 501.05 is: 751.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.05 : 3,060.07 = 501.05 : x
  2. Step 2: Convert to fraction form
    2,040.05/3,060.07 = 501.05/x
  3. Step 3: Cross multiply
    2,040.05x = 3,060.07 × 501.05
  4. Step 4: Simplify right side
    2,040.05x = 1,533,254.47
  5. Step 5: Solve for x
    x = 1,533,254.47/2,040.05
  6. Step 6: Final answer
    x = 751.58

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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.