Home / 9,445.80-14,168.64-2,520.30

Finding the Fourth Proportional to 9,445.80, 14,168.64 and 2,520.30

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Solution

The fourth proportional to 9,445.80, 14,168.64 and 2,520.30 is: 3,780.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.80 : 14,168.64 = 2,520.30 : x
  2. Step 2: Convert to fraction form
    9,445.80/14,168.64 = 2,520.30/x
  3. Step 3: Cross multiply
    9,445.80x = 14,168.64 × 2,520.30
  4. Step 4: Simplify right side
    9,445.80x = 35,709,223.39
  5. Step 5: Solve for x
    x = 35,709,223.39/9,445.80
  6. Step 6: Final answer
    x = 3,780.43

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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.