Home / 8,924.24-12,316.16-4,945.74

Finding the Fourth Proportional to 8,924.24, 12,316.16 and 4,945.74

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Solution

The fourth proportional to 8,924.24, 12,316.16 and 4,945.74 is: 6,825.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.24 : 12,316.16 = 4,945.74 : x
  2. Step 2: Convert to fraction form
    8,924.24/12,316.16 = 4,945.74/x
  3. Step 3: Cross multiply
    8,924.24x = 12,316.16 × 4,945.74
  4. Step 4: Simplify right side
    8,924.24x = 60,912,525.16
  5. Step 5: Solve for x
    x = 60,912,525.16/8,924.24
  6. Step 6: Final answer
    x = 6,825.51

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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.