Home / 9,385.04-14,080.68-3,145.67

Finding the Fourth Proportional to 9,385.04, 14,080.68 and 3,145.67

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Solution

The fourth proportional to 9,385.04, 14,080.68 and 3,145.67 is: 4,719.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385.04 : 14,080.68 = 3,145.67 : x
  2. Step 2: Convert to fraction form
    9,385.04/14,080.68 = 3,145.67/x
  3. Step 3: Cross multiply
    9,385.04x = 14,080.68 × 3,145.67
  4. Step 4: Simplify right side
    9,385.04x = 44,293,102.25
  5. Step 5: Solve for x
    x = 44,293,102.25/9,385.04
  6. Step 6: Final answer
    x = 4,719.55

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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.