Home / 8,964.37-12,370.66-4,984.98

Finding the Fourth Proportional to 8,964.37, 12,370.66 and 4,984.98

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Solution

The fourth proportional to 8,964.37, 12,370.66 and 4,984.98 is: 6,879.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964.37 : 12,370.66 = 4,984.98 : x
  2. Step 2: Convert to fraction form
    8,964.37/12,370.66 = 4,984.98/x
  3. Step 3: Cross multiply
    8,964.37x = 12,370.66 × 4,984.98
  4. Step 4: Simplify right side
    8,964.37x = 61,667,492.69
  5. Step 5: Solve for x
    x = 61,667,492.69/8,964.37
  6. Step 6: Final answer
    x = 6,879.18

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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.