Home / 9,638.04-13,297.82-6,102.76

Finding the Fourth Proportional to 9,638.04, 13,297.82 and 6,102.76

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Solution

The fourth proportional to 9,638.04, 13,297.82 and 6,102.76 is: 8,420.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638.04 : 13,297.82 = 6,102.76 : x
  2. Step 2: Convert to fraction form
    9,638.04/13,297.82 = 6,102.76/x
  3. Step 3: Cross multiply
    9,638.04x = 13,297.82 × 6,102.76
  4. Step 4: Simplify right side
    9,638.04x = 81,153,403.98
  5. Step 5: Solve for x
    x = 81,153,403.98/9,638.04
  6. Step 6: Final answer
    x = 8,420.11

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Half scale
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Double scale
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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.