Home / 11,464.80-15,820.58-6,359.93

Finding the Fourth Proportional to 11,464.80, 15,820.58 and 6,359.93

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Solution

The fourth proportional to 11,464.80, 15,820.58 and 6,359.93 is: 8,776.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,464.80 : 15,820.58 = 6,359.93 : x
  2. Step 2: Convert to fraction form
    11,464.80/15,820.58 = 6,359.93/x
  3. Step 3: Cross multiply
    11,464.80x = 15,820.58 × 6,359.93
  4. Step 4: Simplify right side
    11,464.80x = 100,617,836.81
  5. Step 5: Solve for x
    x = 100,617,836.81/11,464.80
  6. Step 6: Final answer
    x = 8,776.24

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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.