Home / 4,449.69-6,145.74-2,955.02

Finding the Fourth Proportional to 4,449.69, 6,145.74 and 2,955.02

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Solution

The fourth proportional to 4,449.69, 6,145.74 and 2,955.02 is: 4,081.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.69 : 6,145.74 = 2,955.02 : x
  2. Step 2: Convert to fraction form
    4,449.69/6,145.74 = 2,955.02/x
  3. Step 3: Cross multiply
    4,449.69x = 6,145.74 × 2,955.02
  4. Step 4: Simplify right side
    4,449.69x = 18,160,753.89
  5. Step 5: Solve for x
    x = 18,160,753.89/4,449.69
  6. Step 6: Final answer
    x = 4,081.35

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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.