Home / 8,306.96-12,462.36-4,847.12

Finding the Fourth Proportional to 8,306.96, 12,462.36 and 4,847.12

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Solution

The fourth proportional to 8,306.96, 12,462.36 and 4,847.12 is: 7,271.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.96 : 12,462.36 = 4,847.12 : x
  2. Step 2: Convert to fraction form
    8,306.96/12,462.36 = 4,847.12/x
  3. Step 3: Cross multiply
    8,306.96x = 12,462.36 × 4,847.12
  4. Step 4: Simplify right side
    8,306.96x = 60,406,554.40
  5. Step 5: Solve for x
    x = 60,406,554.40/8,306.96
  6. Step 6: Final answer
    x = 7,271.80

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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.