Home / 3,089.04-4,631.04-1,140.24

Finding the Fourth Proportional to 3,089.04, 4,631.04 and 1,140.24

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Solution

The fourth proportional to 3,089.04, 4,631.04 and 1,140.24 is: 1,709.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.04 : 4,631.04 = 1,140.24 : x
  2. Step 2: Convert to fraction form
    3,089.04/4,631.04 = 1,140.24/x
  3. Step 3: Cross multiply
    3,089.04x = 4,631.04 × 1,140.24
  4. Step 4: Simplify right side
    3,089.04x = 5,280,497.05
  5. Step 5: Solve for x
    x = 5,280,497.05/3,089.04
  6. Step 6: Final answer
    x = 1,709.43

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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.