Home / 10,673.12-14,726.40-6,480.56

Finding the Fourth Proportional to 10,673.12, 14,726.40 and 6,480.56

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Solution

The fourth proportional to 10,673.12, 14,726.40 and 6,480.56 is: 8,941.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,673.12 : 14,726.40 = 6,480.56 : x
  2. Step 2: Convert to fraction form
    10,673.12/14,726.40 = 6,480.56/x
  3. Step 3: Cross multiply
    10,673.12x = 14,726.40 × 6,480.56
  4. Step 4: Simplify right side
    10,673.12x = 95,435,318.78
  5. Step 5: Solve for x
    x = 95,435,318.78/10,673.12
  6. Step 6: Final answer
    x = 8,941.65

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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.