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Finding the Fourth Proportional to 2,700.03, 4,048.45 and 1,054.65

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Solution

The fourth proportional to 2,700.03, 4,048.45 and 1,054.65 is: 1,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.03 : 4,048.45 = 1,054.65 : x
  2. Step 2: Convert to fraction form
    2,700.03/4,048.45 = 1,054.65/x
  3. Step 3: Cross multiply
    2,700.03x = 4,048.45 × 1,054.65
  4. Step 4: Simplify right side
    2,700.03x = 4,269,697.79
  5. Step 5: Solve for x
    x = 4,269,697.79/2,700.03
  6. Step 6: Final answer
    x = 1,581.35

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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.