Home / 5,689.32-7,858.26-4,114.92

Finding the Fourth Proportional to 5,689.32, 7,858.26 and 4,114.92

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Solution

The fourth proportional to 5,689.32, 7,858.26 and 4,114.92 is: 5,683.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.32 : 7,858.26 = 4,114.92 : x
  2. Step 2: Convert to fraction form
    5,689.32/7,858.26 = 4,114.92/x
  3. Step 3: Cross multiply
    5,689.32x = 7,858.26 × 4,114.92
  4. Step 4: Simplify right side
    5,689.32x = 32,336,111.24
  5. Step 5: Solve for x
    x = 32,336,111.24/5,689.32
  6. Step 6: Final answer
    x = 5,683.65

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Half scale
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Double scale
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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.