Home / 1,626.09-2,437.92-1,047.75

Finding the Fourth Proportional to 1,626.09, 2,437.92 and 1,047.75

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Solution

The fourth proportional to 1,626.09, 2,437.92 and 1,047.75 is: 1,570.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.09 : 2,437.92 = 1,047.75 : x
  2. Step 2: Convert to fraction form
    1,626.09/2,437.92 = 1,047.75/x
  3. Step 3: Cross multiply
    1,626.09x = 2,437.92 × 1,047.75
  4. Step 4: Simplify right side
    1,626.09x = 2,554,330.68
  5. Step 5: Solve for x
    x = 2,554,330.68/1,626.09
  6. Step 6: Final answer
    x = 1,570.84

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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.