Home / 9,245.04-12,760.44-5,268.51

Finding the Fourth Proportional to 9,245.04, 12,760.44 and 5,268.51

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Solution

The fourth proportional to 9,245.04, 12,760.44 and 5,268.51 is: 7,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.04 : 12,760.44 = 5,268.51 : x
  2. Step 2: Convert to fraction form
    9,245.04/12,760.44 = 5,268.51/x
  3. Step 3: Cross multiply
    9,245.04x = 12,760.44 × 5,268.51
  4. Step 4: Simplify right side
    9,245.04x = 67,228,505.74
  5. Step 5: Solve for x
    x = 67,228,505.74/9,245.04
  6. Step 6: Final answer
    x = 7,271.85

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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.