Home / 10,419.24-14,343.30-8,056.92

Finding the Fourth Proportional to 10,419.24, 14,343.30 and 8,056.92

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Solution

The fourth proportional to 10,419.24, 14,343.30 and 8,056.92 is: 11,091.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419.24 : 14,343.30 = 8,056.92 : x
  2. Step 2: Convert to fraction form
    10,419.24/14,343.30 = 8,056.92/x
  3. Step 3: Cross multiply
    10,419.24x = 14,343.30 × 8,056.92
  4. Step 4: Simplify right side
    10,419.24x = 115,562,820.64
  5. Step 5: Solve for x
    x = 115,562,820.64/10,419.24
  6. Step 6: Final answer
    x = 11,091.29

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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.