Home / 4,628.34-6,386.72-2,611.98

Finding the Fourth Proportional to 4,628.34, 6,386.72 and 2,611.98

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Solution

The fourth proportional to 4,628.34, 6,386.72 and 2,611.98 is: 3,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,628.34 : 6,386.72 = 2,611.98 : x
  2. Step 2: Convert to fraction form
    4,628.34/6,386.72 = 2,611.98/x
  3. Step 3: Cross multiply
    4,628.34x = 6,386.72 × 2,611.98
  4. Step 4: Simplify right side
    4,628.34x = 16,681,971.85
  5. Step 5: Solve for x
    x = 16,681,971.85/4,628.34
  6. Step 6: Final answer
    x = 3,604.31

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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.