Home / 4,762.90-7,144.26-1,839.52

Finding the Fourth Proportional to 4,762.90, 7,144.26 and 1,839.52

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Solution

The fourth proportional to 4,762.90, 7,144.26 and 1,839.52 is: 2,759.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762.90 : 7,144.26 = 1,839.52 : x
  2. Step 2: Convert to fraction form
    4,762.90/7,144.26 = 1,839.52/x
  3. Step 3: Cross multiply
    4,762.90x = 7,144.26 × 1,839.52
  4. Step 4: Simplify right side
    4,762.90x = 13,142,009.16
  5. Step 5: Solve for x
    x = 13,142,009.16/4,762.90
  6. Step 6: Final answer
    x = 2,759.25

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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.