Home / 2,703.67-4,055.45-1,478.86

Finding the Fourth Proportional to 2,703.67, 4,055.45 and 1,478.86

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Solution

The fourth proportional to 2,703.67, 4,055.45 and 1,478.86 is: 2,218.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.67 : 4,055.45 = 1,478.86 : x
  2. Step 2: Convert to fraction form
    2,703.67/4,055.45 = 1,478.86/x
  3. Step 3: Cross multiply
    2,703.67x = 4,055.45 × 1,478.86
  4. Step 4: Simplify right side
    2,703.67x = 5,997,425.25
  5. Step 5: Solve for x
    x = 5,997,425.25/2,703.67
  6. Step 6: Final answer
    x = 2,218.26

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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.