Home / 6,221.01-8,585.60-4,646.37

Finding the Fourth Proportional to 6,221.01, 8,585.60 and 4,646.37

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Solution

The fourth proportional to 6,221.01, 8,585.60 and 4,646.37 is: 6,412.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.01 : 8,585.60 = 4,646.37 : x
  2. Step 2: Convert to fraction form
    6,221.01/8,585.60 = 4,646.37/x
  3. Step 3: Cross multiply
    6,221.01x = 8,585.60 × 4,646.37
  4. Step 4: Simplify right side
    6,221.01x = 39,891,874.27
  5. Step 5: Solve for x
    x = 39,891,874.27/6,221.01
  6. Step 6: Final answer
    x = 6,412.44

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Half scale
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Double scale
Find fourth proportional to 6,222.01, 8,586.98 and 4,647.37
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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.