Home / 3,063.24-4,228.74-1,885.32

Finding the Fourth Proportional to 3,063.24, 4,228.74 and 1,885.32

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Solution

The fourth proportional to 3,063.24, 4,228.74 and 1,885.32 is: 2,602.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.24 : 4,228.74 = 1,885.32 : x
  2. Step 2: Convert to fraction form
    3,063.24/4,228.74 = 1,885.32/x
  3. Step 3: Cross multiply
    3,063.24x = 4,228.74 × 1,885.32
  4. Step 4: Simplify right side
    3,063.24x = 7,972,528.10
  5. Step 5: Solve for x
    x = 7,972,528.10/3,063.24
  6. Step 6: Final answer
    x = 2,602.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.