Home / 10,271.23-15,409.44-2,875.73

Finding the Fourth Proportional to 10,271.23, 15,409.44 and 2,875.73

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Solution

The fourth proportional to 10,271.23, 15,409.44 and 2,875.73 is: 4,314.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,271.23 : 15,409.44 = 2,875.73 : x
  2. Step 2: Convert to fraction form
    10,271.23/15,409.44 = 2,875.73/x
  3. Step 3: Cross multiply
    10,271.23x = 15,409.44 × 2,875.73
  4. Step 4: Simplify right side
    10,271.23x = 44,313,311.84
  5. Step 5: Solve for x
    x = 44,313,311.84/10,271.23
  6. Step 6: Final answer
    x = 4,314.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.