Home / 11,473.04-15,832.69-6,437.15

Finding the Fourth Proportional to 11,473.04, 15,832.69 and 6,437.15

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Solution

The fourth proportional to 11,473.04, 15,832.69 and 6,437.15 is: 8,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.04 : 15,832.69 = 6,437.15 : x
  2. Step 2: Convert to fraction form
    11,473.04/15,832.69 = 6,437.15/x
  3. Step 3: Cross multiply
    11,473.04x = 15,832.69 × 6,437.15
  4. Step 4: Simplify right side
    11,473.04x = 101,917,289.08
  5. Step 5: Solve for x
    x = 101,917,289.08/11,473.04
  6. Step 6: Final answer
    x = 8,883.20

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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.