Home / 8,973.24-12,384.12-4,994.82

Finding the Fourth Proportional to 8,973.24, 12,384.12 and 4,994.82

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Solution

The fourth proportional to 8,973.24, 12,384.12 and 4,994.82 is: 6,893.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973.24 : 12,384.12 = 4,994.82 : x
  2. Step 2: Convert to fraction form
    8,973.24/12,384.12 = 4,994.82/x
  3. Step 3: Cross multiply
    8,973.24x = 12,384.12 × 4,994.82
  4. Step 4: Simplify right side
    8,973.24x = 61,856,450.26
  5. Step 5: Solve for x
    x = 61,856,450.26/8,973.24
  6. Step 6: Final answer
    x = 6,893.44

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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.