Home / 11,457.56-17,182.92-3,664.28

Finding the Fourth Proportional to 11,457.56, 17,182.92 and 3,664.28

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Solution

The fourth proportional to 11,457.56, 17,182.92 and 3,664.28 is: 5,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,457.56 : 17,182.92 = 3,664.28 : x
  2. Step 2: Convert to fraction form
    11,457.56/17,182.92 = 3,664.28/x
  3. Step 3: Cross multiply
    11,457.56x = 17,182.92 × 3,664.28
  4. Step 4: Simplify right side
    11,457.56x = 62,963,030.10
  5. Step 5: Solve for x
    x = 62,963,030.10/11,457.56
  6. Step 6: Final answer
    x = 5,495.33

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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.