Home / 8,907.49-13,364.48-4,228.93

Finding the Fourth Proportional to 8,907.49, 13,364.48 and 4,228.93

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Solution

The fourth proportional to 8,907.49, 13,364.48 and 4,228.93 is: 6,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907.49 : 13,364.48 = 4,228.93 : x
  2. Step 2: Convert to fraction form
    8,907.49/13,364.48 = 4,228.93/x
  3. Step 3: Cross multiply
    8,907.49x = 13,364.48 × 4,228.93
  4. Step 4: Simplify right side
    8,907.49x = 56,517,450.41
  5. Step 5: Solve for x
    x = 56,517,450.41/8,907.49
  6. Step 6: Final answer
    x = 6,344.94

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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.