Home / 6,073.38-8,381.55-3,421.08

Finding the Fourth Proportional to 6,073.38, 8,381.55 and 3,421.08

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Solution

The fourth proportional to 6,073.38, 8,381.55 and 3,421.08 is: 4,721.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,073.38 : 8,381.55 = 3,421.08 : x
  2. Step 2: Convert to fraction form
    6,073.38/8,381.55 = 3,421.08/x
  3. Step 3: Cross multiply
    6,073.38x = 8,381.55 × 3,421.08
  4. Step 4: Simplify right side
    6,073.38x = 28,673,953.07
  5. Step 5: Solve for x
    x = 28,673,953.07/6,073.38
  6. Step 6: Final answer
    x = 4,721.25

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Half scale
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Double scale
Find fourth proportional to 6,074.38, 8,382.93 and 3,422.08
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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.