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Finding the Fourth Proportional to 2,038.04, 3,057.08 and 651.37

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Solution

The fourth proportional to 2,038.04, 3,057.08 and 651.37 is: 977.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.04 : 3,057.08 = 651.37 : x
  2. Step 2: Convert to fraction form
    2,038.04/3,057.08 = 651.37/x
  3. Step 3: Cross multiply
    2,038.04x = 3,057.08 × 651.37
  4. Step 4: Simplify right side
    2,038.04x = 1,991,271.66
  5. Step 5: Solve for x
    x = 1,991,271.66/2,038.04
  6. Step 6: Final answer
    x = 977.05

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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.