Home / 10,056.20-13,878.42-5,864.36

Finding the Fourth Proportional to 10,056.20, 13,878.42 and 5,864.36

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Solution

The fourth proportional to 10,056.20, 13,878.42 and 5,864.36 is: 8,093.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056.20 : 13,878.42 = 5,864.36 : x
  2. Step 2: Convert to fraction form
    10,056.20/13,878.42 = 5,864.36/x
  3. Step 3: Cross multiply
    10,056.20x = 13,878.42 × 5,864.36
  4. Step 4: Simplify right side
    10,056.20x = 81,388,051.11
  5. Step 5: Solve for x
    x = 81,388,051.11/10,056.20
  6. Step 6: Final answer
    x = 8,093.32

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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.