Home / 4,048.40-5,590.04-2,632.80

Finding the Fourth Proportional to 4,048.40, 5,590.04 and 2,632.80

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Solution

The fourth proportional to 4,048.40, 5,590.04 and 2,632.80 is: 3,635.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.40 : 5,590.04 = 2,632.80 : x
  2. Step 2: Convert to fraction form
    4,048.40/5,590.04 = 2,632.80/x
  3. Step 3: Cross multiply
    4,048.40x = 5,590.04 × 2,632.80
  4. Step 4: Simplify right side
    4,048.40x = 14,717,457.31
  5. Step 5: Solve for x
    x = 14,717,457.31/4,048.40
  6. Step 6: Final answer
    x = 3,635.38

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Half scale
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Double scale
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Similar ratio
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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.