Home / 10,619.46-14,655.15-5,904.05

Finding the Fourth Proportional to 10,619.46, 14,655.15 and 5,904.05

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Solution

The fourth proportional to 10,619.46, 14,655.15 and 5,904.05 is: 8,147.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,619.46 : 14,655.15 = 5,904.05 : x
  2. Step 2: Convert to fraction form
    10,619.46/14,655.15 = 5,904.05/x
  3. Step 3: Cross multiply
    10,619.46x = 14,655.15 × 5,904.05
  4. Step 4: Simplify right side
    10,619.46x = 86,524,665.08
  5. Step 5: Solve for x
    x = 86,524,665.08/10,619.46
  6. Step 6: Final answer
    x = 8,147.75

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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.