Home / 8,305.07-12,459.42-2,461.32

Finding the Fourth Proportional to 8,305.07, 12,459.42 and 2,461.32

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Solution

The fourth proportional to 8,305.07, 12,459.42 and 2,461.32 is: 3,692.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.07 : 12,459.42 = 2,461.32 : x
  2. Step 2: Convert to fraction form
    8,305.07/12,459.42 = 2,461.32/x
  3. Step 3: Cross multiply
    8,305.07x = 12,459.42 × 2,461.32
  4. Step 4: Simplify right side
    8,305.07x = 30,666,619.63
  5. Step 5: Solve for x
    x = 30,666,619.63/8,305.07
  6. Step 6: Final answer
    x = 3,692.52

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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.