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Finding the Fourth Proportional to 4,914.93, 7,368.24 and 1,995.28

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Solution

The fourth proportional to 4,914.93, 7,368.24 and 1,995.28 is: 2,991.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.93 : 7,368.24 = 1,995.28 : x
  2. Step 2: Convert to fraction form
    4,914.93/7,368.24 = 1,995.28/x
  3. Step 3: Cross multiply
    4,914.93x = 7,368.24 × 1,995.28
  4. Step 4: Simplify right side
    4,914.93x = 14,701,701.91
  5. Step 5: Solve for x
    x = 14,701,701.91/4,914.93
  6. Step 6: Final answer
    x = 2,991.24

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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.