Home / 10,246.90-14,140.53-6,267.72

Finding the Fourth Proportional to 10,246.90, 14,140.53 and 6,267.72

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Solution

The fourth proportional to 10,246.90, 14,140.53 and 6,267.72 is: 8,649.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.90 : 14,140.53 = 6,267.72 : x
  2. Step 2: Convert to fraction form
    10,246.90/14,140.53 = 6,267.72/x
  3. Step 3: Cross multiply
    10,246.90x = 14,140.53 × 6,267.72
  4. Step 4: Simplify right side
    10,246.90x = 88,628,882.69
  5. Step 5: Solve for x
    x = 88,628,882.69/10,246.90
  6. Step 6: Final answer
    x = 8,649.34

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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.