Home / 11,689.56-17,534.58-3,370.20

Finding the Fourth Proportional to 11,689.56, 17,534.58 and 3,370.20

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Solution

The fourth proportional to 11,689.56, 17,534.58 and 3,370.20 is: 5,055.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,689.56 : 17,534.58 = 3,370.20 : x
  2. Step 2: Convert to fraction form
    11,689.56/17,534.58 = 3,370.20/x
  3. Step 3: Cross multiply
    11,689.56x = 17,534.58 × 3,370.20
  4. Step 4: Simplify right side
    11,689.56x = 59,095,041.52
  5. Step 5: Solve for x
    x = 59,095,041.52/11,689.56
  6. Step 6: Final answer
    x = 5,055.37

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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.