Home / 5,307.75-7,962.65-2,020.59

Finding the Fourth Proportional to 5,307.75, 7,962.65 and 2,020.59

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Solution

The fourth proportional to 5,307.75, 7,962.65 and 2,020.59 is: 3,031.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.75 : 7,962.65 = 2,020.59 : x
  2. Step 2: Convert to fraction form
    5,307.75/7,962.65 = 2,020.59/x
  3. Step 3: Cross multiply
    5,307.75x = 7,962.65 × 2,020.59
  4. Step 4: Simplify right side
    5,307.75x = 16,089,240.86
  5. Step 5: Solve for x
    x = 16,089,240.86/5,307.75
  6. Step 6: Final answer
    x = 3,031.27

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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.