Home / 9,390.16-14,080.53-3,148.10

Finding the Fourth Proportional to 9,390.16, 14,080.53 and 3,148.10

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Solution

The fourth proportional to 9,390.16, 14,080.53 and 3,148.10 is: 4,720.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,390.16 : 14,080.53 = 3,148.10 : x
  2. Step 2: Convert to fraction form
    9,390.16/14,080.53 = 3,148.10/x
  3. Step 3: Cross multiply
    9,390.16x = 14,080.53 × 3,148.10
  4. Step 4: Simplify right side
    9,390.16x = 44,326,910.70
  5. Step 5: Solve for x
    x = 44,326,910.70/9,390.16
  6. Step 6: Final answer
    x = 4,720.57

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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.