Home / 10,874.89-15,008.40-6,094.81

Finding the Fourth Proportional to 10,874.89, 15,008.40 and 6,094.81

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Solution

The fourth proportional to 10,874.89, 15,008.40 and 6,094.81 is: 8,411.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.89 : 15,008.40 = 6,094.81 : x
  2. Step 2: Convert to fraction form
    10,874.89/15,008.40 = 6,094.81/x
  3. Step 3: Cross multiply
    10,874.89x = 15,008.40 × 6,094.81
  4. Step 4: Simplify right side
    10,874.89x = 91,473,379.83
  5. Step 5: Solve for x
    x = 91,473,379.83/10,874.89
  6. Step 6: Final answer
    x = 8,411.43

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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.