Home / 3,245.32-4,478.75-1,848.07

Finding the Fourth Proportional to 3,245.32, 4,478.75 and 1,848.07

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Solution

The fourth proportional to 3,245.32, 4,478.75 and 1,848.07 is: 2,550.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.32 : 4,478.75 = 1,848.07 : x
  2. Step 2: Convert to fraction form
    3,245.32/4,478.75 = 1,848.07/x
  3. Step 3: Cross multiply
    3,245.32x = 4,478.75 × 1,848.07
  4. Step 4: Simplify right side
    3,245.32x = 8,277,043.51
  5. Step 5: Solve for x
    x = 8,277,043.51/3,245.32
  6. Step 6: Final answer
    x = 2,550.46

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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.