Home / 11,313.92-16,973.76-4,386.08

Finding the Fourth Proportional to 11,313.92, 16,973.76 and 4,386.08

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Solution

The fourth proportional to 11,313.92, 16,973.76 and 4,386.08 is: 6,580.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,313.92 : 16,973.76 = 4,386.08 : x
  2. Step 2: Convert to fraction form
    11,313.92/16,973.76 = 4,386.08/x
  3. Step 3: Cross multiply
    11,313.92x = 16,973.76 × 4,386.08
  4. Step 4: Simplify right side
    11,313.92x = 74,448,269.26
  5. Step 5: Solve for x
    x = 74,448,269.26/11,313.92
  6. Step 6: Final answer
    x = 6,580.24

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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.