Home / 4,273.48-6,403.10-4,111.40

Finding the Fourth Proportional to 4,273.48, 6,403.10 and 4,111.40

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Solution

The fourth proportional to 4,273.48, 6,403.10 and 4,111.40 is: 6,160.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.48 : 6,403.10 = 4,111.40 : x
  2. Step 2: Convert to fraction form
    4,273.48/6,403.10 = 4,111.40/x
  3. Step 3: Cross multiply
    4,273.48x = 6,403.10 × 4,111.40
  4. Step 4: Simplify right side
    4,273.48x = 26,325,705.34
  5. Step 5: Solve for x
    x = 26,325,705.34/4,273.48
  6. Step 6: Final answer
    x = 6,160.25

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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.