Home / 9,317.31-13,975.68-2,743.62

Finding the Fourth Proportional to 9,317.31, 13,975.68 and 2,743.62

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Solution

The fourth proportional to 9,317.31, 13,975.68 and 2,743.62 is: 4,115.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.31 : 13,975.68 = 2,743.62 : x
  2. Step 2: Convert to fraction form
    9,317.31/13,975.68 = 2,743.62/x
  3. Step 3: Cross multiply
    9,317.31x = 13,975.68 × 2,743.62
  4. Step 4: Simplify right side
    9,317.31x = 38,343,955.16
  5. Step 5: Solve for x
    x = 38,343,955.16/9,317.31
  6. Step 6: Final answer
    x = 4,115.35

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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.