Home / 10,253.30-14,149.32-6,274.40

Finding the Fourth Proportional to 10,253.30, 14,149.32 and 6,274.40

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Solution

The fourth proportional to 10,253.30, 14,149.32 and 6,274.40 is: 8,658.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,253.30 : 14,149.32 = 6,274.40 : x
  2. Step 2: Convert to fraction form
    10,253.30/14,149.32 = 6,274.40/x
  3. Step 3: Cross multiply
    10,253.30x = 14,149.32 × 6,274.40
  4. Step 4: Simplify right side
    10,253.30x = 88,778,493.41
  5. Step 5: Solve for x
    x = 88,778,493.41/10,253.30
  6. Step 6: Final answer
    x = 8,658.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.