Home / 7,527.67-10,388.53-4,543.44

Finding the Fourth Proportional to 7,527.67, 10,388.53 and 4,543.44

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Solution

The fourth proportional to 7,527.67, 10,388.53 and 4,543.44 is: 6,270.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.67 : 10,388.53 = 4,543.44 : x
  2. Step 2: Convert to fraction form
    7,527.67/10,388.53 = 4,543.44/x
  3. Step 3: Cross multiply
    7,527.67x = 10,388.53 × 4,543.44
  4. Step 4: Simplify right side
    7,527.67x = 47,199,638.13
  5. Step 5: Solve for x
    x = 47,199,638.13/7,527.67
  6. Step 6: Final answer
    x = 6,270.16

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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.