Home / 2,299.47-3,176.16-2,000.12

Finding the Fourth Proportional to 2,299.47, 3,176.16 and 2,000.12

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Solution

The fourth proportional to 2,299.47, 3,176.16 and 2,000.12 is: 2,762.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.47 : 3,176.16 = 2,000.12 : x
  2. Step 2: Convert to fraction form
    2,299.47/3,176.16 = 2,000.12/x
  3. Step 3: Cross multiply
    2,299.47x = 3,176.16 × 2,000.12
  4. Step 4: Simplify right side
    2,299.47x = 6,352,677.76
  5. Step 5: Solve for x
    x = 6,352,677.76/2,299.47
  6. Step 6: Final answer
    x = 2,762.67

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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.