Home / 5,313.39-7,975.14-2,541.57

Finding the Fourth Proportional to 5,313.39, 7,975.14 and 2,541.57

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Solution

The fourth proportional to 5,313.39, 7,975.14 and 2,541.57 is: 3,814.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.39 : 7,975.14 = 2,541.57 : x
  2. Step 2: Convert to fraction form
    5,313.39/7,975.14 = 2,541.57/x
  3. Step 3: Cross multiply
    5,313.39x = 7,975.14 × 2,541.57
  4. Step 4: Simplify right side
    5,313.39x = 20,269,376.57
  5. Step 5: Solve for x
    x = 20,269,376.57/5,313.39
  6. Step 6: Final answer
    x = 3,814.77

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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.