Home / 7,472.94-10,313.02-4,116.21

Finding the Fourth Proportional to 7,472.94, 10,313.02 and 4,116.21

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Solution

The fourth proportional to 7,472.94, 10,313.02 and 4,116.21 is: 5,680.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.94 : 10,313.02 = 4,116.21 : x
  2. Step 2: Convert to fraction form
    7,472.94/10,313.02 = 4,116.21/x
  3. Step 3: Cross multiply
    7,472.94x = 10,313.02 × 4,116.21
  4. Step 4: Simplify right side
    7,472.94x = 42,450,556.05
  5. Step 5: Solve for x
    x = 42,450,556.05/7,472.94
  6. Step 6: Final answer
    x = 5,680.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.