Home / 4,421.93-6,595.63-4,115.75

Finding the Fourth Proportional to 4,421.93, 6,595.63 and 4,115.75

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Solution

The fourth proportional to 4,421.93, 6,595.63 and 4,115.75 is: 6,138.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.93 : 6,595.63 = 4,115.75 : x
  2. Step 2: Convert to fraction form
    4,421.93/6,595.63 = 4,115.75/x
  3. Step 3: Cross multiply
    4,421.93x = 6,595.63 × 4,115.75
  4. Step 4: Simplify right side
    4,421.93x = 27,145,920.90
  5. Step 5: Solve for x
    x = 27,145,920.90/4,421.93
  6. Step 6: Final answer
    x = 6,138.94

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Half scale
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Double scale
Find fourth proportional to 4,422.93, 6,597.12 and 4,116.75
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.