Home / 2,970.19-4,454.37-1,021.93

Finding the Fourth Proportional to 2,970.19, 4,454.37 and 1,021.93

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Solution

The fourth proportional to 2,970.19, 4,454.37 and 1,021.93 is: 1,532.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970.19 : 4,454.37 = 1,021.93 : x
  2. Step 2: Convert to fraction form
    2,970.19/4,454.37 = 1,021.93/x
  3. Step 3: Cross multiply
    2,970.19x = 4,454.37 × 1,021.93
  4. Step 4: Simplify right side
    2,970.19x = 4,552,054.33
  5. Step 5: Solve for x
    x = 4,552,054.33/2,970.19
  6. Step 6: Final answer
    x = 1,532.58

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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.