Home / 7,253.50-10,009.84-4,109.90

Finding the Fourth Proportional to 7,253.50, 10,009.84 and 4,109.90

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Solution

The fourth proportional to 7,253.50, 10,009.84 and 4,109.90 is: 5,671.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.50 : 10,009.84 = 4,109.90 : x
  2. Step 2: Convert to fraction form
    7,253.50/10,009.84 = 4,109.90/x
  3. Step 3: Cross multiply
    7,253.50x = 10,009.84 × 4,109.90
  4. Step 4: Simplify right side
    7,253.50x = 41,139,441.42
  5. Step 5: Solve for x
    x = 41,139,441.42/7,253.50
  6. Step 6: Final answer
    x = 5,671.67

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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.