Home / 5,330.34-7,995.33-2,209.50

Finding the Fourth Proportional to 5,330.34, 7,995.33 and 2,209.50

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Solution

The fourth proportional to 5,330.34, 7,995.33 and 2,209.50 is: 3,314.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.34 : 7,995.33 = 2,209.50 : x
  2. Step 2: Convert to fraction form
    5,330.34/7,995.33 = 2,209.50/x
  3. Step 3: Cross multiply
    5,330.34x = 7,995.33 × 2,209.50
  4. Step 4: Simplify right side
    5,330.34x = 17,665,681.64
  5. Step 5: Solve for x
    x = 17,665,681.64/5,330.34
  6. Step 6: Final answer
    x = 3,314.18

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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.