Home / 9,043.86-13,562.40-3,119.10

Finding the Fourth Proportional to 9,043.86, 13,562.40 and 3,119.10

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Solution

The fourth proportional to 9,043.86, 13,562.40 and 3,119.10 is: 4,677.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043.86 : 13,562.40 = 3,119.10 : x
  2. Step 2: Convert to fraction form
    9,043.86/13,562.40 = 3,119.10/x
  3. Step 3: Cross multiply
    9,043.86x = 13,562.40 × 3,119.10
  4. Step 4: Simplify right side
    9,043.86x = 42,302,481.84
  5. Step 5: Solve for x
    x = 42,302,481.84/9,043.86
  6. Step 6: Final answer
    x = 4,677.48

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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.