Home / 9,488.12-13,090.68-6,132.80

Finding the Fourth Proportional to 9,488.12, 13,090.68 and 6,132.80

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Solution

The fourth proportional to 9,488.12, 13,090.68 and 6,132.80 is: 8,461.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,488.12 : 13,090.68 = 6,132.80 : x
  2. Step 2: Convert to fraction form
    9,488.12/13,090.68 = 6,132.80/x
  3. Step 3: Cross multiply
    9,488.12x = 13,090.68 × 6,132.80
  4. Step 4: Simplify right side
    9,488.12x = 80,282,522.30
  5. Step 5: Solve for x
    x = 80,282,522.30/9,488.12
  6. Step 6: Final answer
    x = 8,461.37

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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.