Home / 9,283.42-12,811.08-5,091.58

Finding the Fourth Proportional to 9,283.42, 12,811.08 and 5,091.58

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Solution

The fourth proportional to 9,283.42, 12,811.08 and 5,091.58 is: 7,026.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,283.42 : 12,811.08 = 5,091.58 : x
  2. Step 2: Convert to fraction form
    9,283.42/12,811.08 = 5,091.58/x
  3. Step 3: Cross multiply
    9,283.42x = 12,811.08 × 5,091.58
  4. Step 4: Simplify right side
    9,283.42x = 65,228,638.71
  5. Step 5: Solve for x
    x = 65,228,638.71/9,283.42
  6. Step 6: Final answer
    x = 7,026.36

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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.