Home / 9,325.32-13,988.03-3,778.77

Finding the Fourth Proportional to 9,325.32, 13,988.03 and 3,778.77

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Solution

The fourth proportional to 9,325.32, 13,988.03 and 3,778.77 is: 5,668.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.32 : 13,988.03 = 3,778.77 : x
  2. Step 2: Convert to fraction form
    9,325.32/13,988.03 = 3,778.77/x
  3. Step 3: Cross multiply
    9,325.32x = 13,988.03 × 3,778.77
  4. Step 4: Simplify right side
    9,325.32x = 52,857,548.12
  5. Step 5: Solve for x
    x = 52,857,548.12/9,325.32
  6. Step 6: Final answer
    x = 5,668.18

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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.