Home / 1,850.90-2,773.47-1,165.46

Finding the Fourth Proportional to 1,850.90, 2,773.47 and 1,165.46

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Solution

The fourth proportional to 1,850.90, 2,773.47 and 1,165.46 is: 1,746.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.90 : 2,773.47 = 1,165.46 : x
  2. Step 2: Convert to fraction form
    1,850.90/2,773.47 = 1,165.46/x
  3. Step 3: Cross multiply
    1,850.90x = 2,773.47 × 1,165.46
  4. Step 4: Simplify right side
    1,850.90x = 3,232,368.35
  5. Step 5: Solve for x
    x = 3,232,368.35/1,850.90
  6. Step 6: Final answer
    x = 1,746.38

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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.