Home / 7,730.04-11,594.70-3,109.80

Finding the Fourth Proportional to 7,730.04, 11,594.70 and 3,109.80

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Solution

The fourth proportional to 7,730.04, 11,594.70 and 3,109.80 is: 4,664.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.04 : 11,594.70 = 3,109.80 : x
  2. Step 2: Convert to fraction form
    7,730.04/11,594.70 = 3,109.80/x
  3. Step 3: Cross multiply
    7,730.04x = 11,594.70 × 3,109.80
  4. Step 4: Simplify right side
    7,730.04x = 36,057,198.06
  5. Step 5: Solve for x
    x = 36,057,198.06/7,730.04
  6. Step 6: Final answer
    x = 4,664.56

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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.