Home / 10,442.12-14,410.35-5,726.39

Finding the Fourth Proportional to 10,442.12, 14,410.35 and 5,726.39

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Solution

The fourth proportional to 10,442.12, 14,410.35 and 5,726.39 is: 7,902.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442.12 : 14,410.35 = 5,726.39 : x
  2. Step 2: Convert to fraction form
    10,442.12/14,410.35 = 5,726.39/x
  3. Step 3: Cross multiply
    10,442.12x = 14,410.35 × 5,726.39
  4. Step 4: Simplify right side
    10,442.12x = 82,519,212.08
  5. Step 5: Solve for x
    x = 82,519,212.08/10,442.12
  6. Step 6: Final answer
    x = 7,902.54

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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.