Home / 4,242.90-6,363.56-1,777.07

Finding the Fourth Proportional to 4,242.90, 6,363.56 and 1,777.07

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Solution

The fourth proportional to 4,242.90, 6,363.56 and 1,777.07 is: 2,665.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.90 : 6,363.56 = 1,777.07 : x
  2. Step 2: Convert to fraction form
    4,242.90/6,363.56 = 1,777.07/x
  3. Step 3: Cross multiply
    4,242.90x = 6,363.56 × 1,777.07
  4. Step 4: Simplify right side
    4,242.90x = 11,308,450.87
  5. Step 5: Solve for x
    x = 11,308,450.87/4,242.90
  6. Step 6: Final answer
    x = 2,665.26

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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.