Home / 9,619.40-14,430.96-3,695.85

Finding the Fourth Proportional to 9,619.40, 14,430.96 and 3,695.85

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Solution

The fourth proportional to 9,619.40, 14,430.96 and 3,695.85 is: 5,544.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.40 : 14,430.96 = 3,695.85 : x
  2. Step 2: Convert to fraction form
    9,619.40/14,430.96 = 3,695.85/x
  3. Step 3: Cross multiply
    9,619.40x = 14,430.96 × 3,695.85
  4. Step 4: Simplify right side
    9,619.40x = 53,334,572.88
  5. Step 5: Solve for x
    x = 53,334,572.88/9,619.40
  6. Step 6: Final answer
    x = 5,544.48

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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.