Home / 2,280.88-3,148.01-2,176.99

Finding the Fourth Proportional to 2,280.88, 3,148.01 and 2,176.99

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Solution

The fourth proportional to 2,280.88, 3,148.01 and 2,176.99 is: 3,004.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280.88 : 3,148.01 = 2,176.99 : x
  2. Step 2: Convert to fraction form
    2,280.88/3,148.01 = 2,176.99/x
  3. Step 3: Cross multiply
    2,280.88x = 3,148.01 × 2,176.99
  4. Step 4: Simplify right side
    2,280.88x = 6,853,186.29
  5. Step 5: Solve for x
    x = 6,853,186.29/2,280.88
  6. Step 6: Final answer
    x = 3,004.62

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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.