Home / 8,305.04-12,455.43-2,460.28

Finding the Fourth Proportional to 8,305.04, 12,455.43 and 2,460.28

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Solution

The fourth proportional to 8,305.04, 12,455.43 and 2,460.28 is: 3,689.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.04 : 12,455.43 = 2,460.28 : x
  2. Step 2: Convert to fraction form
    8,305.04/12,455.43 = 2,460.28/x
  3. Step 3: Cross multiply
    8,305.04x = 12,455.43 × 2,460.28
  4. Step 4: Simplify right side
    8,305.04x = 30,643,814.18
  5. Step 5: Solve for x
    x = 30,643,814.18/8,305.04
  6. Step 6: Final answer
    x = 3,689.79

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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.