Home / 1,830.36-2,526.08-1,084.56

Finding the Fourth Proportional to 1,830.36, 2,526.08 and 1,084.56

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Solution

The fourth proportional to 1,830.36, 2,526.08 and 1,084.56 is: 1,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830.36 : 2,526.08 = 1,084.56 : x
  2. Step 2: Convert to fraction form
    1,830.36/2,526.08 = 1,084.56/x
  3. Step 3: Cross multiply
    1,830.36x = 2,526.08 × 1,084.56
  4. Step 4: Simplify right side
    1,830.36x = 2,739,679.90
  5. Step 5: Solve for x
    x = 2,739,679.90/1,830.36
  6. Step 6: Final answer
    x = 1,496.80

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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.