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Finding the Fourth Proportional to 4,848.86, 7,273.44 and 1,339.13

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Solution

The fourth proportional to 4,848.86, 7,273.44 and 1,339.13 is: 2,008.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.86 : 7,273.44 = 1,339.13 : x
  2. Step 2: Convert to fraction form
    4,848.86/7,273.44 = 1,339.13/x
  3. Step 3: Cross multiply
    4,848.86x = 7,273.44 × 1,339.13
  4. Step 4: Simplify right side
    4,848.86x = 9,740,081.71
  5. Step 5: Solve for x
    x = 9,740,081.71/4,848.86
  6. Step 6: Final answer
    x = 2,008.74

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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.