Home / 9,283.50-12,811.23-5,091.84

Finding the Fourth Proportional to 9,283.50, 12,811.23 and 5,091.84

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Solution

The fourth proportional to 9,283.50, 12,811.23 and 5,091.84 is: 7,026.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,283.50 : 12,811.23 = 5,091.84 : x
  2. Step 2: Convert to fraction form
    9,283.50/12,811.23 = 5,091.84/x
  3. Step 3: Cross multiply
    9,283.50x = 12,811.23 × 5,091.84
  4. Step 4: Simplify right side
    9,283.50x = 65,232,733.36
  5. Step 5: Solve for x
    x = 65,232,733.36/9,283.50
  6. Step 6: Final answer
    x = 7,026.74

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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.