Home / 2,955.48-4,408.32-2,751.36

Finding the Fourth Proportional to 2,955.48, 4,408.32 and 2,751.36

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Solution

The fourth proportional to 2,955.48, 4,408.32 and 2,751.36 is: 4,103.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.48 : 4,408.32 = 2,751.36 : x
  2. Step 2: Convert to fraction form
    2,955.48/4,408.32 = 2,751.36/x
  3. Step 3: Cross multiply
    2,955.48x = 4,408.32 × 2,751.36
  4. Step 4: Simplify right side
    2,955.48x = 12,128,875.32
  5. Step 5: Solve for x
    x = 12,128,875.32/2,955.48
  6. Step 6: Final answer
    x = 4,103.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.