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Finding the Fourth Proportional to 2,000.02, 3,000.50 and 904.38

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Solution

The fourth proportional to 2,000.02, 3,000.50 and 904.38 is: 1,356.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.02 : 3,000.50 = 904.38 : x
  2. Step 2: Convert to fraction form
    2,000.02/3,000.50 = 904.38/x
  3. Step 3: Cross multiply
    2,000.02x = 3,000.50 × 904.38
  4. Step 4: Simplify right side
    2,000.02x = 2,713,580.17
  5. Step 5: Solve for x
    x = 2,713,580.17/2,000.02
  6. Step 6: Final answer
    x = 1,356.78

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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.