Home / 4,154.47-6,231.71-2,851.99

Finding the Fourth Proportional to 4,154.47, 6,231.71 and 2,851.99

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Solution

The fourth proportional to 4,154.47, 6,231.71 and 2,851.99 is: 4,277.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.47 : 6,231.71 = 2,851.99 : x
  2. Step 2: Convert to fraction form
    4,154.47/6,231.71 = 2,851.99/x
  3. Step 3: Cross multiply
    4,154.47x = 6,231.71 × 2,851.99
  4. Step 4: Simplify right side
    4,154.47x = 17,772,774.60
  5. Step 5: Solve for x
    x = 17,772,774.60/4,154.47
  6. Step 6: Final answer
    x = 4,277.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.