Home / 9,451.31-14,172.86-2,875.97

Finding the Fourth Proportional to 9,451.31, 14,172.86 and 2,875.97

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Solution

The fourth proportional to 9,451.31, 14,172.86 and 2,875.97 is: 4,312.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,451.31 : 14,172.86 = 2,875.97 : x
  2. Step 2: Convert to fraction form
    9,451.31/14,172.86 = 2,875.97/x
  3. Step 3: Cross multiply
    9,451.31x = 14,172.86 × 2,875.97
  4. Step 4: Simplify right side
    9,451.31x = 40,760,762.80
  5. Step 5: Solve for x
    x = 40,760,762.80/9,451.31
  6. Step 6: Final answer
    x = 4,312.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.