Home / 10,753.40-14,840.10-6,276.44

Finding the Fourth Proportional to 10,753.40, 14,840.10 and 6,276.44

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Solution

The fourth proportional to 10,753.40, 14,840.10 and 6,276.44 is: 8,661.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753.40 : 14,840.10 = 6,276.44 : x
  2. Step 2: Convert to fraction form
    10,753.40/14,840.10 = 6,276.44/x
  3. Step 3: Cross multiply
    10,753.40x = 14,840.10 × 6,276.44
  4. Step 4: Simplify right side
    10,753.40x = 93,142,997.24
  5. Step 5: Solve for x
    x = 93,142,997.24/10,753.40
  6. Step 6: Final answer
    x = 8,661.73

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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.