Home / 3,515.24-4,848.54-2,256.32

Finding the Fourth Proportional to 3,515.24, 4,848.54 and 2,256.32

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Solution

The fourth proportional to 3,515.24, 4,848.54 and 2,256.32 is: 3,112.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.24 : 4,848.54 = 2,256.32 : x
  2. Step 2: Convert to fraction form
    3,515.24/4,848.54 = 2,256.32/x
  3. Step 3: Cross multiply
    3,515.24x = 4,848.54 × 2,256.32
  4. Step 4: Simplify right side
    3,515.24x = 10,939,857.77
  5. Step 5: Solve for x
    x = 10,939,857.77/3,515.24
  6. Step 6: Final answer
    x = 3,112.12

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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.