Home / 11,238.63-16,858.75-4,313.13

Finding the Fourth Proportional to 11,238.63, 16,858.75 and 4,313.13

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Solution

The fourth proportional to 11,238.63, 16,858.75 and 4,313.13 is: 6,470.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.63 : 16,858.75 = 4,313.13 : x
  2. Step 2: Convert to fraction form
    11,238.63/16,858.75 = 4,313.13/x
  3. Step 3: Cross multiply
    11,238.63x = 16,858.75 × 4,313.13
  4. Step 4: Simplify right side
    11,238.63x = 72,713,980.39
  5. Step 5: Solve for x
    x = 72,713,980.39/11,238.63
  6. Step 6: Final answer
    x = 6,470.00

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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.