Home / 8,694.12-13,037.18-5,402.28

Finding the Fourth Proportional to 8,694.12, 13,037.18 and 5,402.28

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Solution

The fourth proportional to 8,694.12, 13,037.18 and 5,402.28 is: 8,100.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694.12 : 13,037.18 = 5,402.28 : x
  2. Step 2: Convert to fraction form
    8,694.12/13,037.18 = 5,402.28/x
  3. Step 3: Cross multiply
    8,694.12x = 13,037.18 × 5,402.28
  4. Step 4: Simplify right side
    8,694.12x = 70,430,496.77
  5. Step 5: Solve for x
    x = 70,430,496.77/8,694.12
  6. Step 6: Final answer
    x = 8,100.93

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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.