Home / 4,984.60-7,467.67-2,905.60

Finding the Fourth Proportional to 4,984.60, 7,467.67 and 2,905.60

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Solution

The fourth proportional to 4,984.60, 7,467.67 and 2,905.60 is: 4,353.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.60 : 7,467.67 = 2,905.60 : x
  2. Step 2: Convert to fraction form
    4,984.60/7,467.67 = 2,905.60/x
  3. Step 3: Cross multiply
    4,984.60x = 7,467.67 × 2,905.60
  4. Step 4: Simplify right side
    4,984.60x = 21,698,061.95
  5. Step 5: Solve for x
    x = 21,698,061.95/4,984.60
  6. Step 6: Final answer
    x = 4,353.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.