Home / 10,574.31-15,860.19-2,783.73

Finding the Fourth Proportional to 10,574.31, 15,860.19 and 2,783.73

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Solution

The fourth proportional to 10,574.31, 15,860.19 and 2,783.73 is: 4,175.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,574.31 : 15,860.19 = 2,783.73 : x
  2. Step 2: Convert to fraction form
    10,574.31/15,860.19 = 2,783.73/x
  3. Step 3: Cross multiply
    10,574.31x = 15,860.19 × 2,783.73
  4. Step 4: Simplify right side
    10,574.31x = 44,150,486.71
  5. Step 5: Solve for x
    x = 44,150,486.71/10,574.31
  6. Step 6: Final answer
    x = 4,175.26

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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.