Home / 1,526.28-2,290.52-1,180.48

Finding the Fourth Proportional to 1,526.28, 2,290.52 and 1,180.48

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Solution

The fourth proportional to 1,526.28, 2,290.52 and 1,180.48 is: 1,771.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.28 : 2,290.52 = 1,180.48 : x
  2. Step 2: Convert to fraction form
    1,526.28/2,290.52 = 1,180.48/x
  3. Step 3: Cross multiply
    1,526.28x = 2,290.52 × 1,180.48
  4. Step 4: Simplify right side
    1,526.28x = 2,703,913.05
  5. Step 5: Solve for x
    x = 2,703,913.05/1,526.28
  6. Step 6: Final answer
    x = 1,771.57

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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.