Home / 8,026.16-11,080.68-5,382.32

Finding the Fourth Proportional to 8,026.16, 11,080.68 and 5,382.32

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Solution

The fourth proportional to 8,026.16, 11,080.68 and 5,382.32 is: 7,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,026.16 : 11,080.68 = 5,382.32 : x
  2. Step 2: Convert to fraction form
    8,026.16/11,080.68 = 5,382.32/x
  3. Step 3: Cross multiply
    8,026.16x = 11,080.68 × 5,382.32
  4. Step 4: Simplify right side
    8,026.16x = 59,639,765.58
  5. Step 5: Solve for x
    x = 59,639,765.58/8,026.16
  6. Step 6: Final answer
    x = 7,430.67

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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.