Home / 11,598.24-17,388.72-6,980.16

Finding the Fourth Proportional to 11,598.24, 17,388.72 and 6,980.16

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Solution

The fourth proportional to 11,598.24, 17,388.72 and 6,980.16 is: 10,465.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,598.24 : 17,388.72 = 6,980.16 : x
  2. Step 2: Convert to fraction form
    11,598.24/17,388.72 = 6,980.16/x
  3. Step 3: Cross multiply
    11,598.24x = 17,388.72 × 6,980.16
  4. Step 4: Simplify right side
    11,598.24x = 121,376,047.80
  5. Step 5: Solve for x
    x = 121,376,047.80/11,598.24
  6. Step 6: Final answer
    x = 10,465.04

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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.