Home / 9,426.68-14,120.89-4,421.49

Finding the Fourth Proportional to 9,426.68, 14,120.89 and 4,421.49

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Solution

The fourth proportional to 9,426.68, 14,120.89 and 4,421.49 is: 6,623.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.68 : 14,120.89 = 4,421.49 : x
  2. Step 2: Convert to fraction form
    9,426.68/14,120.89 = 4,421.49/x
  3. Step 3: Cross multiply
    9,426.68x = 14,120.89 × 4,421.49
  4. Step 4: Simplify right side
    9,426.68x = 62,435,373.93
  5. Step 5: Solve for x
    x = 62,435,373.93/9,426.68
  6. Step 6: Final answer
    x = 6,623.26

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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.