Home / 10,719.04-16,056.60-6,323.20

Finding the Fourth Proportional to 10,719.04, 16,056.60 and 6,323.20

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Solution

The fourth proportional to 10,719.04, 16,056.60 and 6,323.20 is: 9,471.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719.04 : 16,056.60 = 6,323.20 : x
  2. Step 2: Convert to fraction form
    10,719.04/16,056.60 = 6,323.20/x
  3. Step 3: Cross multiply
    10,719.04x = 16,056.60 × 6,323.20
  4. Step 4: Simplify right side
    10,719.04x = 101,529,093.12
  5. Step 5: Solve for x
    x = 101,529,093.12/10,719.04
  6. Step 6: Final answer
    x = 9,471.85

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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.