Home / 10,297.81-14,221.06-8,796.98

Finding the Fourth Proportional to 10,297.81, 14,221.06 and 8,796.98

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Solution

The fourth proportional to 10,297.81, 14,221.06 and 8,796.98 is: 12,148.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,297.81 : 14,221.06 = 8,796.98 : x
  2. Step 2: Convert to fraction form
    10,297.81/14,221.06 = 8,796.98/x
  3. Step 3: Cross multiply
    10,297.81x = 14,221.06 × 8,796.98
  4. Step 4: Simplify right side
    10,297.81x = 125,102,380.40
  5. Step 5: Solve for x
    x = 125,102,380.40/10,297.81
  6. Step 6: Final answer
    x = 12,148.45

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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.