Home / 9,647.03-13,305.39-6,459.32

Finding the Fourth Proportional to 9,647.03, 13,305.39 and 6,459.32

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Solution

The fourth proportional to 9,647.03, 13,305.39 and 6,459.32 is: 8,908.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,647.03 : 13,305.39 = 6,459.32 : x
  2. Step 2: Convert to fraction form
    9,647.03/13,305.39 = 6,459.32/x
  3. Step 3: Cross multiply
    9,647.03x = 13,305.39 × 6,459.32
  4. Step 4: Simplify right side
    9,647.03x = 85,943,705.21
  5. Step 5: Solve for x
    x = 85,943,705.21/9,647.03
  6. Step 6: Final answer
    x = 8,908.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.