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Finding the Fourth Proportional to 5,751.65, 8,642.07 and 5,364.67

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Solution

The fourth proportional to 5,751.65, 8,642.07 and 5,364.67 is: 8,060.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.65 : 8,642.07 = 5,364.67 : x
  2. Step 2: Convert to fraction form
    5,751.65/8,642.07 = 5,364.67/x
  3. Step 3: Cross multiply
    5,751.65x = 8,642.07 × 5,364.67
  4. Step 4: Simplify right side
    5,751.65x = 46,361,853.67
  5. Step 5: Solve for x
    x = 46,361,853.67/5,751.65
  6. Step 6: Final answer
    x = 8,060.63

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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.