Home / 9,420.91-14,131.43-2,846.99

Finding the Fourth Proportional to 9,420.91, 14,131.43 and 2,846.99

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Solution

The fourth proportional to 9,420.91, 14,131.43 and 2,846.99 is: 4,270.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420.91 : 14,131.43 = 2,846.99 : x
  2. Step 2: Convert to fraction form
    9,420.91/14,131.43 = 2,846.99/x
  3. Step 3: Cross multiply
    9,420.91x = 14,131.43 × 2,846.99
  4. Step 4: Simplify right side
    9,420.91x = 40,232,071.67
  5. Step 5: Solve for x
    x = 40,232,071.67/9,420.91
  6. Step 6: Final answer
    x = 4,270.51

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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.