Home / 7,469.60-10,308.54-4,947.33

Finding the Fourth Proportional to 7,469.60, 10,308.54 and 4,947.33

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Solution

The fourth proportional to 7,469.60, 10,308.54 and 4,947.33 is: 6,827.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.60 : 10,308.54 = 4,947.33 : x
  2. Step 2: Convert to fraction form
    7,469.60/10,308.54 = 4,947.33/x
  3. Step 3: Cross multiply
    7,469.60x = 10,308.54 × 4,947.33
  4. Step 4: Simplify right side
    7,469.60x = 50,999,749.20
  5. Step 5: Solve for x
    x = 50,999,749.20/7,469.60
  6. Step 6: Final answer
    x = 6,827.64

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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.