Home / 8,396.98-11,585.05-4,857.68

Finding the Fourth Proportional to 8,396.98, 11,585.05 and 4,857.68

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Solution

The fourth proportional to 8,396.98, 11,585.05 and 4,857.68 is: 6,701.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.98 : 11,585.05 = 4,857.68 : x
  2. Step 2: Convert to fraction form
    8,396.98/11,585.05 = 4,857.68/x
  3. Step 3: Cross multiply
    8,396.98x = 11,585.05 × 4,857.68
  4. Step 4: Simplify right side
    8,396.98x = 56,276,482.50
  5. Step 5: Solve for x
    x = 56,276,482.50/8,396.98
  6. Step 6: Final answer
    x = 6,701.99

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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.