Home / 7,020.42-10,518.73-4,241.25

Finding the Fourth Proportional to 7,020.42, 10,518.73 and 4,241.25

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Solution

The fourth proportional to 7,020.42, 10,518.73 and 4,241.25 is: 6,354.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.42 : 10,518.73 = 4,241.25 : x
  2. Step 2: Convert to fraction form
    7,020.42/10,518.73 = 4,241.25/x
  3. Step 3: Cross multiply
    7,020.42x = 10,518.73 × 4,241.25
  4. Step 4: Simplify right side
    7,020.42x = 44,612,563.61
  5. Step 5: Solve for x
    x = 44,612,563.61/7,020.42
  6. Step 6: Final answer
    x = 6,354.69

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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.