Home / 1,526.70-2,287.67-1,180.89

Finding the Fourth Proportional to 1,526.70, 2,287.67 and 1,180.89

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Solution

The fourth proportional to 1,526.70, 2,287.67 and 1,180.89 is: 1,769.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.70 : 2,287.67 = 1,180.89 : x
  2. Step 2: Convert to fraction form
    1,526.70/2,287.67 = 1,180.89/x
  3. Step 3: Cross multiply
    1,526.70x = 2,287.67 × 1,180.89
  4. Step 4: Simplify right side
    1,526.70x = 2,701,486.63
  5. Step 5: Solve for x
    x = 2,701,486.63/1,526.70
  6. Step 6: Final answer
    x = 1,769.49

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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.