Home / 9,283.32-12,811.34-5,091.48

Finding the Fourth Proportional to 9,283.32, 12,811.34 and 5,091.48

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Solution

The fourth proportional to 9,283.32, 12,811.34 and 5,091.48 is: 7,026.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,283.32 : 12,811.34 = 5,091.48 : x
  2. Step 2: Convert to fraction form
    9,283.32/12,811.34 = 5,091.48/x
  3. Step 3: Cross multiply
    9,283.32x = 12,811.34 × 5,091.48
  4. Step 4: Simplify right side
    9,283.32x = 65,228,681.38
  5. Step 5: Solve for x
    x = 65,228,681.38/9,283.32
  6. Step 6: Final answer
    x = 7,026.44

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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.