Home / 4,723.65-6,518.75-2,627.78

Finding the Fourth Proportional to 4,723.65, 6,518.75 and 2,627.78

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Solution

The fourth proportional to 4,723.65, 6,518.75 and 2,627.78 is: 3,626.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.65 : 6,518.75 = 2,627.78 : x
  2. Step 2: Convert to fraction form
    4,723.65/6,518.75 = 2,627.78/x
  3. Step 3: Cross multiply
    4,723.65x = 6,518.75 × 2,627.78
  4. Step 4: Simplify right side
    4,723.65x = 17,129,795.14
  5. Step 5: Solve for x
    x = 17,129,795.14/4,723.65
  6. Step 6: Final answer
    x = 3,626.39

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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.