Home / 11,763.88-17,646.26-4,370.20

Finding the Fourth Proportional to 11,763.88, 17,646.26 and 4,370.20

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Solution

The fourth proportional to 11,763.88, 17,646.26 and 4,370.20 is: 6,555.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.88 : 17,646.26 = 4,370.20 : x
  2. Step 2: Convert to fraction form
    11,763.88/17,646.26 = 4,370.20/x
  3. Step 3: Cross multiply
    11,763.88x = 17,646.26 × 4,370.20
  4. Step 4: Simplify right side
    11,763.88x = 77,117,685.45
  5. Step 5: Solve for x
    x = 77,117,685.45/11,763.88
  6. Step 6: Final answer
    x = 6,555.46

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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.