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Finding the Fourth Proportional to 2,907.08, 4,011.06 and 1,844.45

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Solution

The fourth proportional to 2,907.08, 4,011.06 and 1,844.45 is: 2,544.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.08 : 4,011.06 = 1,844.45 : x
  2. Step 2: Convert to fraction form
    2,907.08/4,011.06 = 1,844.45/x
  3. Step 3: Cross multiply
    2,907.08x = 4,011.06 × 1,844.45
  4. Step 4: Simplify right side
    2,907.08x = 7,398,199.62
  5. Step 5: Solve for x
    x = 7,398,199.62/2,907.08
  6. Step 6: Final answer
    x = 2,544.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.