Home / 10,237.79-15,356.69-2,842.26

Finding the Fourth Proportional to 10,237.79, 15,356.69 and 2,842.26

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Solution

The fourth proportional to 10,237.79, 15,356.69 and 2,842.26 is: 4,263.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,237.79 : 15,356.69 = 2,842.26 : x
  2. Step 2: Convert to fraction form
    10,237.79/15,356.69 = 2,842.26/x
  3. Step 3: Cross multiply
    10,237.79x = 15,356.69 × 2,842.26
  4. Step 4: Simplify right side
    10,237.79x = 43,647,644.58
  5. Step 5: Solve for x
    x = 43,647,644.58/10,237.79
  6. Step 6: Final answer
    x = 4,263.38

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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.