Home / 4,471.48-6,707.58-1,393.48

Finding the Fourth Proportional to 4,471.48, 6,707.58 and 1,393.48

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Solution

The fourth proportional to 4,471.48, 6,707.58 and 1,393.48 is: 2,090.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,471.48 : 6,707.58 = 1,393.48 : x
  2. Step 2: Convert to fraction form
    4,471.48/6,707.58 = 1,393.48/x
  3. Step 3: Cross multiply
    4,471.48x = 6,707.58 × 1,393.48
  4. Step 4: Simplify right side
    4,471.48x = 9,346,878.58
  5. Step 5: Solve for x
    x = 9,346,878.58/4,471.48
  6. Step 6: Final answer
    x = 2,090.33

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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.