Home / 5,047.09-7,561.21-3,657.02

Finding the Fourth Proportional to 5,047.09, 7,561.21 and 3,657.02

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Solution

The fourth proportional to 5,047.09, 7,561.21 and 3,657.02 is: 5,478.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.09 : 7,561.21 = 3,657.02 : x
  2. Step 2: Convert to fraction form
    5,047.09/7,561.21 = 3,657.02/x
  3. Step 3: Cross multiply
    5,047.09x = 7,561.21 × 3,657.02
  4. Step 4: Simplify right side
    5,047.09x = 27,651,496.19
  5. Step 5: Solve for x
    x = 27,651,496.19/5,047.09
  6. Step 6: Final answer
    x = 5,478.70

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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.