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Finding the Fourth Proportional to 3,069.92, 4,605.04 and 1,018.08

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Solution

The fourth proportional to 3,069.92, 4,605.04 and 1,018.08 is: 1,527.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.92 : 4,605.04 = 1,018.08 : x
  2. Step 2: Convert to fraction form
    3,069.92/4,605.04 = 1,018.08/x
  3. Step 3: Cross multiply
    3,069.92x = 4,605.04 × 1,018.08
  4. Step 4: Simplify right side
    3,069.92x = 4,688,299.12
  5. Step 5: Solve for x
    x = 4,688,299.12/3,069.92
  6. Step 6: Final answer
    x = 1,527.17

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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.