Home / 9,354.30-14,031.15-3,114.60

Finding the Fourth Proportional to 9,354.30, 14,031.15 and 3,114.60

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Solution

The fourth proportional to 9,354.30, 14,031.15 and 3,114.60 is: 4,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.30 : 14,031.15 = 3,114.60 : x
  2. Step 2: Convert to fraction form
    9,354.30/14,031.15 = 3,114.60/x
  3. Step 3: Cross multiply
    9,354.30x = 14,031.15 × 3,114.60
  4. Step 4: Simplify right side
    9,354.30x = 43,701,419.79
  5. Step 5: Solve for x
    x = 43,701,419.79/9,354.30
  6. Step 6: Final answer
    x = 4,671.80

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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.