Home / 9,438.90-14,161.68-5,282.48

Finding the Fourth Proportional to 9,438.90, 14,161.68 and 5,282.48

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Solution

The fourth proportional to 9,438.90, 14,161.68 and 5,282.48 is: 7,925.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.90 : 14,161.68 = 5,282.48 : x
  2. Step 2: Convert to fraction form
    9,438.90/14,161.68 = 5,282.48/x
  3. Step 3: Cross multiply
    9,438.90x = 14,161.68 × 5,282.48
  4. Step 4: Simplify right side
    9,438.90x = 74,808,720.56
  5. Step 5: Solve for x
    x = 74,808,720.56/9,438.90
  6. Step 6: Final answer
    x = 7,925.58

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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.