Home / 7,374.50-10,176.82-4,017.36

Finding the Fourth Proportional to 7,374.50, 10,176.82 and 4,017.36

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Solution

The fourth proportional to 7,374.50, 10,176.82 and 4,017.36 is: 5,543.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.50 : 10,176.82 = 4,017.36 : x
  2. Step 2: Convert to fraction form
    7,374.50/10,176.82 = 4,017.36/x
  3. Step 3: Cross multiply
    7,374.50x = 10,176.82 × 4,017.36
  4. Step 4: Simplify right side
    7,374.50x = 40,883,949.60
  5. Step 5: Solve for x
    x = 40,883,949.60/7,374.50
  6. Step 6: Final answer
    x = 5,543.96

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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.