Home / 11,535.06-17,302.61-3,638.32

Finding the Fourth Proportional to 11,535.06, 17,302.61 and 3,638.32

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Solution

The fourth proportional to 11,535.06, 17,302.61 and 3,638.32 is: 5,457.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,535.06 : 17,302.61 = 3,638.32 : x
  2. Step 2: Convert to fraction form
    11,535.06/17,302.61 = 3,638.32/x
  3. Step 3: Cross multiply
    11,535.06x = 17,302.61 × 3,638.32
  4. Step 4: Simplify right side
    11,535.06x = 62,952,397.85
  5. Step 5: Solve for x
    x = 62,952,397.85/11,535.06
  6. Step 6: Final answer
    x = 5,457.48

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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.