Home / 4,667.22-6,440.67-2,678.99

Finding the Fourth Proportional to 4,667.22, 6,440.67 and 2,678.99

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Solution

The fourth proportional to 4,667.22, 6,440.67 and 2,678.99 is: 3,696.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.22 : 6,440.67 = 2,678.99 : x
  2. Step 2: Convert to fraction form
    4,667.22/6,440.67 = 2,678.99/x
  3. Step 3: Cross multiply
    4,667.22x = 6,440.67 × 2,678.99
  4. Step 4: Simplify right side
    4,667.22x = 17,254,458.32
  5. Step 5: Solve for x
    x = 17,254,458.32/4,667.22
  6. Step 6: Final answer
    x = 3,696.95

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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.