Home / 8,847.59-13,278.96-4,690.49

Finding the Fourth Proportional to 8,847.59, 13,278.96 and 4,690.49

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Solution

The fourth proportional to 8,847.59, 13,278.96 and 4,690.49 is: 7,039.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.59 : 13,278.96 = 4,690.49 : x
  2. Step 2: Convert to fraction form
    8,847.59/13,278.96 = 4,690.49/x
  3. Step 3: Cross multiply
    8,847.59x = 13,278.96 × 4,690.49
  4. Step 4: Simplify right side
    8,847.59x = 62,284,762.70
  5. Step 5: Solve for x
    x = 62,284,762.70/8,847.59
  6. Step 6: Final answer
    x = 7,039.75

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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.