Home / 5,030.70-7,546.89-2,109.23

Finding the Fourth Proportional to 5,030.70, 7,546.89 and 2,109.23

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Solution

The fourth proportional to 5,030.70, 7,546.89 and 2,109.23 is: 3,164.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.70 : 7,546.89 = 2,109.23 : x
  2. Step 2: Convert to fraction form
    5,030.70/7,546.89 = 2,109.23/x
  3. Step 3: Cross multiply
    5,030.70x = 7,546.89 × 2,109.23
  4. Step 4: Simplify right side
    5,030.70x = 15,918,089.06
  5. Step 5: Solve for x
    x = 15,918,089.06/5,030.70
  6. Step 6: Final answer
    x = 3,164.19

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1.5x scale

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.