Home / 10,250.45-14,139.11-6,467.01

Finding the Fourth Proportional to 10,250.45, 14,139.11 and 6,467.01

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Solution

The fourth proportional to 10,250.45, 14,139.11 and 6,467.01 is: 8,920.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.45 : 14,139.11 = 6,467.01 : x
  2. Step 2: Convert to fraction form
    10,250.45/14,139.11 = 6,467.01/x
  3. Step 3: Cross multiply
    10,250.45x = 14,139.11 × 6,467.01
  4. Step 4: Simplify right side
    10,250.45x = 91,437,695.07
  5. Step 5: Solve for x
    x = 91,437,695.07/10,250.45
  6. Step 6: Final answer
    x = 8,920.36

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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.