Home / 10,246.80-14,140.20-6,268.08

Finding the Fourth Proportional to 10,246.80, 14,140.20 and 6,268.08

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Solution

The fourth proportional to 10,246.80, 14,140.20 and 6,268.08 is: 8,649.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.80 : 14,140.20 = 6,268.08 : x
  2. Step 2: Convert to fraction form
    10,246.80/14,140.20 = 6,268.08/x
  3. Step 3: Cross multiply
    10,246.80x = 14,140.20 × 6,268.08
  4. Step 4: Simplify right side
    10,246.80x = 88,631,904.82
  5. Step 5: Solve for x
    x = 88,631,904.82/10,246.80
  6. Step 6: Final answer
    x = 8,649.72

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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.