Home / 4,049.10-5,587.34-2,280.69

Finding the Fourth Proportional to 4,049.10, 5,587.34 and 2,280.69

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Solution

The fourth proportional to 4,049.10, 5,587.34 and 2,280.69 is: 3,147.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.10 : 5,587.34 = 2,280.69 : x
  2. Step 2: Convert to fraction form
    4,049.10/5,587.34 = 2,280.69/x
  3. Step 3: Cross multiply
    4,049.10x = 5,587.34 × 2,280.69
  4. Step 4: Simplify right side
    4,049.10x = 12,742,979.06
  5. Step 5: Solve for x
    x = 12,742,979.06/4,049.10
  6. Step 6: Final answer
    x = 3,147.11

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Half scale
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Double scale
Find fourth proportional to 4,050.10, 5,588.71 and 2,281.69
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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.