Home / 9,907.37-14,852.87-4,639.78

Finding the Fourth Proportional to 9,907.37, 14,852.87 and 4,639.78

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Solution

The fourth proportional to 9,907.37, 14,852.87 and 4,639.78 is: 6,955.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,907.37 : 14,852.87 = 4,639.78 : x
  2. Step 2: Convert to fraction form
    9,907.37/14,852.87 = 4,639.78/x
  3. Step 3: Cross multiply
    9,907.37x = 14,852.87 × 4,639.78
  4. Step 4: Simplify right side
    9,907.37x = 68,914,049.17
  5. Step 5: Solve for x
    x = 68,914,049.17/9,907.37
  6. Step 6: Final answer
    x = 6,955.84

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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.