Home / 10,636.95-15,955.42-2,845.56

Finding the Fourth Proportional to 10,636.95, 15,955.42 and 2,845.56

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Solution

The fourth proportional to 10,636.95, 15,955.42 and 2,845.56 is: 4,268.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.95 : 15,955.42 = 2,845.56 : x
  2. Step 2: Convert to fraction form
    10,636.95/15,955.42 = 2,845.56/x
  3. Step 3: Cross multiply
    10,636.95x = 15,955.42 × 2,845.56
  4. Step 4: Simplify right side
    10,636.95x = 45,402,057.93
  5. Step 5: Solve for x
    x = 45,402,057.93/10,636.95
  6. Step 6: Final answer
    x = 4,268.34

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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.