Home / 7,021.52-10,527.48-4,800.72

Finding the Fourth Proportional to 7,021.52, 10,527.48 and 4,800.72

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Solution

The fourth proportional to 7,021.52, 10,527.48 and 4,800.72 is: 7,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021.52 : 10,527.48 = 4,800.72 : x
  2. Step 2: Convert to fraction form
    7,021.52/10,527.48 = 4,800.72/x
  3. Step 3: Cross multiply
    7,021.52x = 10,527.48 × 4,800.72
  4. Step 4: Simplify right side
    7,021.52x = 50,539,483.79
  5. Step 5: Solve for x
    x = 50,539,483.79/7,021.52
  6. Step 6: Final answer
    x = 7,197.80

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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.