Home / 7,399.16-11,101.62-3,506.84

Finding the Fourth Proportional to 7,399.16, 11,101.62 and 3,506.84

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Solution

The fourth proportional to 7,399.16, 11,101.62 and 3,506.84 is: 5,261.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.16 : 11,101.62 = 3,506.84 : x
  2. Step 2: Convert to fraction form
    7,399.16/11,101.62 = 3,506.84/x
  3. Step 3: Cross multiply
    7,399.16x = 11,101.62 × 3,506.84
  4. Step 4: Simplify right side
    7,399.16x = 38,931,605.08
  5. Step 5: Solve for x
    x = 38,931,605.08/7,399.16
  6. Step 6: Final answer
    x = 5,261.62

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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.