Home / 5,431.99-7,492.59-4,311.16

Finding the Fourth Proportional to 5,431.99, 7,492.59 and 4,311.16

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Solution

The fourth proportional to 5,431.99, 7,492.59 and 4,311.16 is: 5,946.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431.99 : 7,492.59 = 4,311.16 : x
  2. Step 2: Convert to fraction form
    5,431.99/7,492.59 = 4,311.16/x
  3. Step 3: Cross multiply
    5,431.99x = 7,492.59 × 4,311.16
  4. Step 4: Simplify right side
    5,431.99x = 32,301,754.30
  5. Step 5: Solve for x
    x = 32,301,754.30/5,431.99
  6. Step 6: Final answer
    x = 5,946.58

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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.