Home / 11,848.47-16,350.63-6,470.73

Finding the Fourth Proportional to 11,848.47, 16,350.63 and 6,470.73

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Solution

The fourth proportional to 11,848.47, 16,350.63 and 6,470.73 is: 8,929.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.47 : 16,350.63 = 6,470.73 : x
  2. Step 2: Convert to fraction form
    11,848.47/16,350.63 = 6,470.73/x
  3. Step 3: Cross multiply
    11,848.47x = 16,350.63 × 6,470.73
  4. Step 4: Simplify right side
    11,848.47x = 105,800,512.06
  5. Step 5: Solve for x
    x = 105,800,512.06/11,848.47
  6. Step 6: Final answer
    x = 8,929.47

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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.