Home / 2,875.83-4,313.75-1,232.25

Finding the Fourth Proportional to 2,875.83, 4,313.75 and 1,232.25

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Solution

The fourth proportional to 2,875.83, 4,313.75 and 1,232.25 is: 1,848.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.83 : 4,313.75 = 1,232.25 : x
  2. Step 2: Convert to fraction form
    2,875.83/4,313.75 = 1,232.25/x
  3. Step 3: Cross multiply
    2,875.83x = 4,313.75 × 1,232.25
  4. Step 4: Simplify right side
    2,875.83x = 5,315,618.44
  5. Step 5: Solve for x
    x = 5,315,618.44/2,875.83
  6. Step 6: Final answer
    x = 1,848.38

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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.