Home / 6,159.81-8,503.35-3,924.75

Finding the Fourth Proportional to 6,159.81, 8,503.35 and 3,924.75

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Solution

The fourth proportional to 6,159.81, 8,503.35 and 3,924.75 is: 5,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,159.81 : 8,503.35 = 3,924.75 : x
  2. Step 2: Convert to fraction form
    6,159.81/8,503.35 = 3,924.75/x
  3. Step 3: Cross multiply
    6,159.81x = 8,503.35 × 3,924.75
  4. Step 4: Simplify right side
    6,159.81x = 33,373,522.91
  5. Step 5: Solve for x
    x = 33,373,522.91/6,159.81
  6. Step 6: Final answer
    x = 5,417.95

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Half scale
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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.