Home / 2,848.91-4,273.54-999.47

Finding the Fourth Proportional to 2,848.91, 4,273.54 and 999.47

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Solution

The fourth proportional to 2,848.91, 4,273.54 and 999.47 is: 1,499.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.91 : 4,273.54 = 999.47 : x
  2. Step 2: Convert to fraction form
    2,848.91/4,273.54 = 999.47/x
  3. Step 3: Cross multiply
    2,848.91x = 4,273.54 × 999.47
  4. Step 4: Simplify right side
    2,848.91x = 4,271,283.21
  5. Step 5: Solve for x
    x = 4,271,283.21/2,848.91
  6. Step 6: Final answer
    x = 1,499.27

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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.