Home / 7,769.04-11,653.44-1,925.61

Finding the Fourth Proportional to 7,769.04, 11,653.44 and 1,925.61

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Solution

The fourth proportional to 7,769.04, 11,653.44 and 1,925.61 is: 2,888.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769.04 : 11,653.44 = 1,925.61 : x
  2. Step 2: Convert to fraction form
    7,769.04/11,653.44 = 1,925.61/x
  3. Step 3: Cross multiply
    7,769.04x = 11,653.44 × 1,925.61
  4. Step 4: Simplify right side
    7,769.04x = 22,439,980.60
  5. Step 5: Solve for x
    x = 22,439,980.60/7,769.04
  6. Step 6: Final answer
    x = 2,888.39

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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.