Home / 9,840.08-14,754.96-4,840.28

Finding the Fourth Proportional to 9,840.08, 14,754.96 and 4,840.28

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Solution

The fourth proportional to 9,840.08, 14,754.96 and 4,840.28 is: 7,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840.08 : 14,754.96 = 4,840.28 : x
  2. Step 2: Convert to fraction form
    9,840.08/14,754.96 = 4,840.28/x
  3. Step 3: Cross multiply
    9,840.08x = 14,754.96 × 4,840.28
  4. Step 4: Simplify right side
    9,840.08x = 71,418,137.79
  5. Step 5: Solve for x
    x = 71,418,137.79/9,840.08
  6. Step 6: Final answer
    x = 7,257.88

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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.