Home / 9,410.73-12,989.34-5,871.84

Finding the Fourth Proportional to 9,410.73, 12,989.34 and 5,871.84

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Solution

The fourth proportional to 9,410.73, 12,989.34 and 5,871.84 is: 8,104.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,410.73 : 12,989.34 = 5,871.84 : x
  2. Step 2: Convert to fraction form
    9,410.73/12,989.34 = 5,871.84/x
  3. Step 3: Cross multiply
    9,410.73x = 12,989.34 × 5,871.84
  4. Step 4: Simplify right side
    9,410.73x = 76,271,326.19
  5. Step 5: Solve for x
    x = 76,271,326.19/9,410.73
  6. Step 6: Final answer
    x = 8,104.72

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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.