Home / 11,689.35-17,541.05-4,192.33

Finding the Fourth Proportional to 11,689.35, 17,541.05 and 4,192.33

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Solution

The fourth proportional to 11,689.35, 17,541.05 and 4,192.33 is: 6,291.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,689.35 : 17,541.05 = 4,192.33 : x
  2. Step 2: Convert to fraction form
    11,689.35/17,541.05 = 4,192.33/x
  3. Step 3: Cross multiply
    11,689.35x = 17,541.05 × 4,192.33
  4. Step 4: Simplify right side
    11,689.35x = 73,537,870.15
  5. Step 5: Solve for x
    x = 73,537,870.15/11,689.35
  6. Step 6: Final answer
    x = 6,291.01

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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.