Home / 8,304.36-12,461.16-6,459.18

Finding the Fourth Proportional to 8,304.36, 12,461.16 and 6,459.18

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Solution

The fourth proportional to 8,304.36, 12,461.16 and 6,459.18 is: 9,692.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.36 : 12,461.16 = 6,459.18 : x
  2. Step 2: Convert to fraction form
    8,304.36/12,461.16 = 6,459.18/x
  3. Step 3: Cross multiply
    8,304.36x = 12,461.16 × 6,459.18
  4. Step 4: Simplify right side
    8,304.36x = 80,488,875.45
  5. Step 5: Solve for x
    x = 80,488,875.45/8,304.36
  6. Step 6: Final answer
    x = 9,692.36

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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.