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Finding the Fourth Proportional to 4,693.95, 7,040.93 and 2,845.59

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Solution

The fourth proportional to 4,693.95, 7,040.93 and 2,845.59 is: 4,268.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,693.95 : 7,040.93 = 2,845.59 : x
  2. Step 2: Convert to fraction form
    4,693.95/7,040.93 = 2,845.59/x
  3. Step 3: Cross multiply
    4,693.95x = 7,040.93 × 2,845.59
  4. Step 4: Simplify right side
    4,693.95x = 20,035,585.77
  5. Step 5: Solve for x
    x = 20,035,585.77/4,693.95
  6. Step 6: Final answer
    x = 4,268.39

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Similar ratio
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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.