Home / 3,775.55-5,210.73-2,283.53

Finding the Fourth Proportional to 3,775.55, 5,210.73 and 2,283.53

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Solution

The fourth proportional to 3,775.55, 5,210.73 and 2,283.53 is: 3,151.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.55 : 5,210.73 = 2,283.53 : x
  2. Step 2: Convert to fraction form
    3,775.55/5,210.73 = 2,283.53/x
  3. Step 3: Cross multiply
    3,775.55x = 5,210.73 × 2,283.53
  4. Step 4: Simplify right side
    3,775.55x = 11,898,832.22
  5. Step 5: Solve for x
    x = 11,898,832.22/3,775.55
  6. Step 6: Final answer
    x = 3,151.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.