Home / 4,772.55-7,160.96-1,851.09

Finding the Fourth Proportional to 4,772.55, 7,160.96 and 1,851.09

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Solution

The fourth proportional to 4,772.55, 7,160.96 and 1,851.09 is: 2,777.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.55 : 7,160.96 = 1,851.09 : x
  2. Step 2: Convert to fraction form
    4,772.55/7,160.96 = 1,851.09/x
  3. Step 3: Cross multiply
    4,772.55x = 7,160.96 × 1,851.09
  4. Step 4: Simplify right side
    4,772.55x = 13,255,581.45
  5. Step 5: Solve for x
    x = 13,255,581.45/4,772.55
  6. Step 6: Final answer
    x = 2,777.46

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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.