Home / 9,688.17-14,533.26-3,112.80

Finding the Fourth Proportional to 9,688.17, 14,533.26 and 3,112.80

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Solution

The fourth proportional to 9,688.17, 14,533.26 and 3,112.80 is: 4,669.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,688.17 : 14,533.26 = 3,112.80 : x
  2. Step 2: Convert to fraction form
    9,688.17/14,533.26 = 3,112.80/x
  3. Step 3: Cross multiply
    9,688.17x = 14,533.26 × 3,112.80
  4. Step 4: Simplify right side
    9,688.17x = 45,239,131.73
  5. Step 5: Solve for x
    x = 45,239,131.73/9,688.17
  6. Step 6: Final answer
    x = 4,669.52

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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.