Home / 5,427.28-7,496.76-4,383.28

Finding the Fourth Proportional to 5,427.28, 7,496.76 and 4,383.28

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Solution

The fourth proportional to 5,427.28, 7,496.76 and 4,383.28 is: 6,054.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.28 : 7,496.76 = 4,383.28 : x
  2. Step 2: Convert to fraction form
    5,427.28/7,496.76 = 4,383.28/x
  3. Step 3: Cross multiply
    5,427.28x = 7,496.76 × 4,383.28
  4. Step 4: Simplify right side
    5,427.28x = 32,860,398.17
  5. Step 5: Solve for x
    x = 32,860,398.17/5,427.28
  6. Step 6: Final answer
    x = 6,054.67

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Half scale
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Double scale
Find fourth proportional to 5,428.28, 7,498.14 and 4,384.28
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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.