Home / 4,185.65-5,776.36-2,297.32

Finding the Fourth Proportional to 4,185.65, 5,776.36 and 2,297.32

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Solution

The fourth proportional to 4,185.65, 5,776.36 and 2,297.32 is: 3,170.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.65 : 5,776.36 = 2,297.32 : x
  2. Step 2: Convert to fraction form
    4,185.65/5,776.36 = 2,297.32/x
  3. Step 3: Cross multiply
    4,185.65x = 5,776.36 × 2,297.32
  4. Step 4: Simplify right side
    4,185.65x = 13,270,127.17
  5. Step 5: Solve for x
    x = 13,270,127.17/4,185.65
  6. Step 6: Final answer
    x = 3,170.38

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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.