Home / 9,346.64-12,899.75-6,159.44

Finding the Fourth Proportional to 9,346.64, 12,899.75 and 6,159.44

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Solution

The fourth proportional to 9,346.64, 12,899.75 and 6,159.44 is: 8,500.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346.64 : 12,899.75 = 6,159.44 : x
  2. Step 2: Convert to fraction form
    9,346.64/12,899.75 = 6,159.44/x
  3. Step 3: Cross multiply
    9,346.64x = 12,899.75 × 6,159.44
  4. Step 4: Simplify right side
    9,346.64x = 79,455,237.59
  5. Step 5: Solve for x
    x = 79,455,237.59/9,346.64
  6. Step 6: Final answer
    x = 8,500.95

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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.