Home / 1,830.60-2,526.19-1,167.62

Finding the Fourth Proportional to 1,830.60, 2,526.19 and 1,167.62

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Solution

The fourth proportional to 1,830.60, 2,526.19 and 1,167.62 is: 1,611.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830.60 : 2,526.19 = 1,167.62 : x
  2. Step 2: Convert to fraction form
    1,830.60/2,526.19 = 1,167.62/x
  3. Step 3: Cross multiply
    1,830.60x = 2,526.19 × 1,167.62
  4. Step 4: Simplify right side
    1,830.60x = 2,949,614.42
  5. Step 5: Solve for x
    x = 2,949,614.42/1,830.60
  6. Step 6: Final answer
    x = 1,611.28

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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.