Home / 9,245.25-12,758.45-5,053.50

Finding the Fourth Proportional to 9,245.25, 12,758.45 and 5,053.50

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Solution

The fourth proportional to 9,245.25, 12,758.45 and 5,053.50 is: 6,973.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.25 : 12,758.45 = 5,053.50 : x
  2. Step 2: Convert to fraction form
    9,245.25/12,758.45 = 5,053.50/x
  3. Step 3: Cross multiply
    9,245.25x = 12,758.45 × 5,053.50
  4. Step 4: Simplify right side
    9,245.25x = 64,474,801.81
  5. Step 5: Solve for x
    x = 64,474,801.81/9,245.25
  6. Step 6: Final answer
    x = 6,973.83

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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.