Home / 8,285.04-12,417.66-6,331.32

Finding the Fourth Proportional to 8,285.04, 12,417.66 and 6,331.32

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Solution

The fourth proportional to 8,285.04, 12,417.66 and 6,331.32 is: 9,489.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285.04 : 12,417.66 = 6,331.32 : x
  2. Step 2: Convert to fraction form
    8,285.04/12,417.66 = 6,331.32/x
  3. Step 3: Cross multiply
    8,285.04x = 12,417.66 × 6,331.32
  4. Step 4: Simplify right side
    8,285.04x = 78,620,179.11
  5. Step 5: Solve for x
    x = 78,620,179.11/8,285.04
  6. Step 6: Final answer
    x = 9,489.41

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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.