Home / 5,507.99-7,601.36-3,118.18

Finding the Fourth Proportional to 5,507.99, 7,601.36 and 3,118.18

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Solution

The fourth proportional to 5,507.99, 7,601.36 and 3,118.18 is: 4,303.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.99 : 7,601.36 = 3,118.18 : x
  2. Step 2: Convert to fraction form
    5,507.99/7,601.36 = 3,118.18/x
  3. Step 3: Cross multiply
    5,507.99x = 7,601.36 × 3,118.18
  4. Step 4: Simplify right side
    5,507.99x = 23,702,444.57
  5. Step 5: Solve for x
    x = 23,702,444.57/5,507.99
  6. Step 6: Final answer
    x = 4,303.28

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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.