Home / 4,957.28-7,435.62-1,259.54

Finding the Fourth Proportional to 4,957.28, 7,435.62 and 1,259.54

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Solution

The fourth proportional to 4,957.28, 7,435.62 and 1,259.54 is: 1,889.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.28 : 7,435.62 = 1,259.54 : x
  2. Step 2: Convert to fraction form
    4,957.28/7,435.62 = 1,259.54/x
  3. Step 3: Cross multiply
    4,957.28x = 7,435.62 × 1,259.54
  4. Step 4: Simplify right side
    4,957.28x = 9,365,460.81
  5. Step 5: Solve for x
    x = 9,365,460.81/4,957.28
  6. Step 6: Final answer
    x = 1,889.23

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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.