Home / 10,817.21-14,927.64-6,103.01

Finding the Fourth Proportional to 10,817.21, 14,927.64 and 6,103.01

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Solution

The fourth proportional to 10,817.21, 14,927.64 and 6,103.01 is: 8,422.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817.21 : 14,927.64 = 6,103.01 : x
  2. Step 2: Convert to fraction form
    10,817.21/14,927.64 = 6,103.01/x
  3. Step 3: Cross multiply
    10,817.21x = 14,927.64 × 6,103.01
  4. Step 4: Simplify right side
    10,817.21x = 91,103,536.20
  5. Step 5: Solve for x
    x = 91,103,536.20/10,817.21
  6. Step 6: Final answer
    x = 8,422.09

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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.