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Finding the Fourth Proportional to 2,550.04, 3,519.04 and 1,430.98

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Solution

The fourth proportional to 2,550.04, 3,519.04 and 1,430.98 is: 1,974.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550.04 : 3,519.04 = 1,430.98 : x
  2. Step 2: Convert to fraction form
    2,550.04/3,519.04 = 1,430.98/x
  3. Step 3: Cross multiply
    2,550.04x = 3,519.04 × 1,430.98
  4. Step 4: Simplify right side
    2,550.04x = 5,035,651.11
  5. Step 5: Solve for x
    x = 5,035,651.11/2,550.04
  6. Step 6: Final answer
    x = 1,974.74

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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.