Home / 9,434.68-14,101.20-8,239.35

Finding the Fourth Proportional to 9,434.68, 14,101.20 and 8,239.35

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Solution

The fourth proportional to 9,434.68, 14,101.20 and 8,239.35 is: 12,314.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,434.68 : 14,101.20 = 8,239.35 : x
  2. Step 2: Convert to fraction form
    9,434.68/14,101.20 = 8,239.35/x
  3. Step 3: Cross multiply
    9,434.68x = 14,101.20 × 8,239.35
  4. Step 4: Simplify right side
    9,434.68x = 116,184,704.80
  5. Step 5: Solve for x
    x = 116,184,704.80/9,434.68
  6. Step 6: Final answer
    x = 12,314.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.