Home / 7,598.80-10,491.09-4,911.43

Finding the Fourth Proportional to 7,598.80, 10,491.09 and 4,911.43

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Solution

The fourth proportional to 7,598.80, 10,491.09 and 4,911.43 is: 6,780.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,598.80 : 10,491.09 = 4,911.43 : x
  2. Step 2: Convert to fraction form
    7,598.80/10,491.09 = 4,911.43/x
  3. Step 3: Cross multiply
    7,598.80x = 10,491.09 × 4,911.43
  4. Step 4: Simplify right side
    7,598.80x = 51,526,177.15
  5. Step 5: Solve for x
    x = 51,526,177.15/7,598.80
  6. Step 6: Final answer
    x = 6,780.83

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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.