Home / 13,163.77-19,742.95-4,840.89

Finding the Fourth Proportional to 13,163.77, 19,742.95 and 4,840.89

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Solution

The fourth proportional to 13,163.77, 19,742.95 and 4,840.89 is: 7,260.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,163.77 : 19,742.95 = 4,840.89 : x
  2. Step 2: Convert to fraction form
    13,163.77/19,742.95 = 4,840.89/x
  3. Step 3: Cross multiply
    13,163.77x = 19,742.95 × 4,840.89
  4. Step 4: Simplify right side
    13,163.77x = 95,573,449.23
  5. Step 5: Solve for x
    x = 95,573,449.23/13,163.77
  6. Step 6: Final answer
    x = 7,260.34

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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.