Home / 10,650.80-14,697.12-6,175.60

Finding the Fourth Proportional to 10,650.80, 14,697.12 and 6,175.60

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Solution

The fourth proportional to 10,650.80, 14,697.12 and 6,175.60 is: 8,521.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,650.80 : 14,697.12 = 6,175.60 : x
  2. Step 2: Convert to fraction form
    10,650.80/14,697.12 = 6,175.60/x
  3. Step 3: Cross multiply
    10,650.80x = 14,697.12 × 6,175.60
  4. Step 4: Simplify right side
    10,650.80x = 90,763,534.27
  5. Step 5: Solve for x
    x = 90,763,534.27/10,650.80
  6. Step 6: Final answer
    x = 8,521.76

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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.