Home / 2,214.60-3,317.10-1,830.60

Finding the Fourth Proportional to 2,214.60, 3,317.10 and 1,830.60

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Solution

The fourth proportional to 2,214.60, 3,317.10 and 1,830.60 is: 2,741.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.60 : 3,317.10 = 1,830.60 : x
  2. Step 2: Convert to fraction form
    2,214.60/3,317.10 = 1,830.60/x
  3. Step 3: Cross multiply
    2,214.60x = 3,317.10 × 1,830.60
  4. Step 4: Simplify right side
    2,214.60x = 6,072,283.26
  5. Step 5: Solve for x
    x = 6,072,283.26/2,214.60
  6. Step 6: Final answer
    x = 2,741.93

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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.