Home / 9,539.58-14,313.45-5,160.12

Finding the Fourth Proportional to 9,539.58, 14,313.45 and 5,160.12

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Solution

The fourth proportional to 9,539.58, 14,313.45 and 5,160.12 is: 7,742.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,539.58 : 14,313.45 = 5,160.12 : x
  2. Step 2: Convert to fraction form
    9,539.58/14,313.45 = 5,160.12/x
  3. Step 3: Cross multiply
    9,539.58x = 14,313.45 × 5,160.12
  4. Step 4: Simplify right side
    9,539.58x = 73,859,119.61
  5. Step 5: Solve for x
    x = 73,859,119.61/9,539.58
  6. Step 6: Final answer
    x = 7,742.39

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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.