Home / 10,247.30-14,138.21-6,264.22

Finding the Fourth Proportional to 10,247.30, 14,138.21 and 6,264.22

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Solution

The fourth proportional to 10,247.30, 14,138.21 and 6,264.22 is: 8,642.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,247.30 : 14,138.21 = 6,264.22 : x
  2. Step 2: Convert to fraction form
    10,247.30/14,138.21 = 6,264.22/x
  3. Step 3: Cross multiply
    10,247.30x = 14,138.21 × 6,264.22
  4. Step 4: Simplify right side
    10,247.30x = 88,564,857.85
  5. Step 5: Solve for x
    x = 88,564,857.85/10,247.30
  6. Step 6: Final answer
    x = 8,642.75

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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.