Home / 7,611.46-11,417.90-2,993.38

Finding the Fourth Proportional to 7,611.46, 11,417.90 and 2,993.38

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Solution

The fourth proportional to 7,611.46, 11,417.90 and 2,993.38 is: 4,490.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611.46 : 11,417.90 = 2,993.38 : x
  2. Step 2: Convert to fraction form
    7,611.46/11,417.90 = 2,993.38/x
  3. Step 3: Cross multiply
    7,611.46x = 11,417.90 × 2,993.38
  4. Step 4: Simplify right side
    7,611.46x = 34,178,113.50
  5. Step 5: Solve for x
    x = 34,178,113.50/7,611.46
  6. Step 6: Final answer
    x = 4,490.35

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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.