Home / 1,627.60-2,226.18-1,602.08

Finding the Fourth Proportional to 1,627.60, 2,226.18 and 1,602.08

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Solution

The fourth proportional to 1,627.60, 2,226.18 and 1,602.08 is: 2,191.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627.60 : 2,226.18 = 1,602.08 : x
  2. Step 2: Convert to fraction form
    1,627.60/2,226.18 = 1,602.08/x
  3. Step 3: Cross multiply
    1,627.60x = 2,226.18 × 1,602.08
  4. Step 4: Simplify right side
    1,627.60x = 3,566,518.45
  5. Step 5: Solve for x
    x = 3,566,518.45/1,627.60
  6. Step 6: Final answer
    x = 2,191.27

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.