Home / 9,712.08-14,571.54-4,165.20

Finding the Fourth Proportional to 9,712.08, 14,571.54 and 4,165.20

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Solution

The fourth proportional to 9,712.08, 14,571.54 and 4,165.20 is: 6,249.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712.08 : 14,571.54 = 4,165.20 : x
  2. Step 2: Convert to fraction form
    9,712.08/14,571.54 = 4,165.20/x
  3. Step 3: Cross multiply
    9,712.08x = 14,571.54 × 4,165.20
  4. Step 4: Simplify right side
    9,712.08x = 60,693,378.41
  5. Step 5: Solve for x
    x = 60,693,378.41/9,712.08
  6. Step 6: Final answer
    x = 6,249.27

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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.