Home / 7,945.60-10,964.32-4,586.88

Finding the Fourth Proportional to 7,945.60, 10,964.32 and 4,586.88

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Solution

The fourth proportional to 7,945.60, 10,964.32 and 4,586.88 is: 6,329.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.60 : 10,964.32 = 4,586.88 : x
  2. Step 2: Convert to fraction form
    7,945.60/10,964.32 = 4,586.88/x
  3. Step 3: Cross multiply
    7,945.60x = 10,964.32 × 4,586.88
  4. Step 4: Simplify right side
    7,945.60x = 50,292,020.12
  5. Step 5: Solve for x
    x = 50,292,020.12/7,945.60
  6. Step 6: Final answer
    x = 6,329.54

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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.