Home / 10,754.20-14,840.80-6,277.08

Finding the Fourth Proportional to 10,754.20, 14,840.80 and 6,277.08

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Solution

The fourth proportional to 10,754.20, 14,840.80 and 6,277.08 is: 8,662.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754.20 : 14,840.80 = 6,277.08 : x
  2. Step 2: Convert to fraction form
    10,754.20/14,840.80 = 6,277.08/x
  3. Step 3: Cross multiply
    10,754.20x = 14,840.80 × 6,277.08
  4. Step 4: Simplify right side
    10,754.20x = 93,156,888.86
  5. Step 5: Solve for x
    x = 93,156,888.86/10,754.20
  6. Step 6: Final answer
    x = 8,662.37

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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.