Home / 7,928.46-10,941.57-4,391.58

Finding the Fourth Proportional to 7,928.46, 10,941.57 and 4,391.58

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Solution

The fourth proportional to 7,928.46, 10,941.57 and 4,391.58 is: 6,060.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928.46 : 10,941.57 = 4,391.58 : x
  2. Step 2: Convert to fraction form
    7,928.46/10,941.57 = 4,391.58/x
  3. Step 3: Cross multiply
    7,928.46x = 10,941.57 × 4,391.58
  4. Step 4: Simplify right side
    7,928.46x = 48,050,779.98
  5. Step 5: Solve for x
    x = 48,050,779.98/7,928.46
  6. Step 6: Final answer
    x = 6,060.54

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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.