Home / 6,270.09-8,653.67-3,616.93

Finding the Fourth Proportional to 6,270.09, 8,653.67 and 3,616.93

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Solution

The fourth proportional to 6,270.09, 8,653.67 and 3,616.93 is: 4,991.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.09 : 8,653.67 = 3,616.93 : x
  2. Step 2: Convert to fraction form
    6,270.09/8,653.67 = 3,616.93/x
  3. Step 3: Cross multiply
    6,270.09x = 8,653.67 × 3,616.93
  4. Step 4: Simplify right side
    6,270.09x = 31,299,718.63
  5. Step 5: Solve for x
    x = 31,299,718.63/6,270.09
  6. Step 6: Final answer
    x = 4,991.91

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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.