Home / 6,014.48-9,011.40-5,405.78

Finding the Fourth Proportional to 6,014.48, 9,011.40 and 5,405.78

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Solution

The fourth proportional to 6,014.48, 9,011.40 and 5,405.78 is: 8,099.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,014.48 : 9,011.40 = 5,405.78 : x
  2. Step 2: Convert to fraction form
    6,014.48/9,011.40 = 5,405.78/x
  3. Step 3: Cross multiply
    6,014.48x = 9,011.40 × 5,405.78
  4. Step 4: Simplify right side
    6,014.48x = 48,713,645.89
  5. Step 5: Solve for x
    x = 48,713,645.89/6,014.48
  6. Step 6: Final answer
    x = 8,099.39

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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.