Home / 9,411.26-14,121.53-6,655.64

Finding the Fourth Proportional to 9,411.26, 14,121.53 and 6,655.64

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Solution

The fourth proportional to 9,411.26, 14,121.53 and 6,655.64 is: 9,986.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,411.26 : 14,121.53 = 6,655.64 : x
  2. Step 2: Convert to fraction form
    9,411.26/14,121.53 = 6,655.64/x
  3. Step 3: Cross multiply
    9,411.26x = 14,121.53 × 6,655.64
  4. Step 4: Simplify right side
    9,411.26x = 93,987,786.65
  5. Step 5: Solve for x
    x = 93,987,786.65/9,411.26
  6. Step 6: Final answer
    x = 9,986.74

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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.