Home / 4,667.40-6,440.67-3,343.32

Finding the Fourth Proportional to 4,667.40, 6,440.67 and 3,343.32

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Solution

The fourth proportional to 4,667.40, 6,440.67 and 3,343.32 is: 4,613.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.40 : 6,440.67 = 3,343.32 : x
  2. Step 2: Convert to fraction form
    4,667.40/6,440.67 = 3,343.32/x
  3. Step 3: Cross multiply
    4,667.40x = 6,440.67 × 3,343.32
  4. Step 4: Simplify right side
    4,667.40x = 21,533,220.82
  5. Step 5: Solve for x
    x = 21,533,220.82/4,667.40
  6. Step 6: Final answer
    x = 4,613.54

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Half scale
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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.