Home / 9,614.25-14,421.39-2,688.75

Finding the Fourth Proportional to 9,614.25, 14,421.39 and 2,688.75

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Solution

The fourth proportional to 9,614.25, 14,421.39 and 2,688.75 is: 4,033.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,614.25 : 14,421.39 = 2,688.75 : x
  2. Step 2: Convert to fraction form
    9,614.25/14,421.39 = 2,688.75/x
  3. Step 3: Cross multiply
    9,614.25x = 14,421.39 × 2,688.75
  4. Step 4: Simplify right side
    9,614.25x = 38,775,512.36
  5. Step 5: Solve for x
    x = 38,775,512.36/9,614.25
  6. Step 6: Final answer
    x = 4,033.13

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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.