Home / 5,427.90-7,497.54-3,746.34

Finding the Fourth Proportional to 5,427.90, 7,497.54 and 3,746.34

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Solution

The fourth proportional to 5,427.90, 7,497.54 and 3,746.34 is: 5,174.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.90 : 7,497.54 = 3,746.34 : x
  2. Step 2: Convert to fraction form
    5,427.90/7,497.54 = 3,746.34/x
  3. Step 3: Cross multiply
    5,427.90x = 7,497.54 × 3,746.34
  4. Step 4: Simplify right side
    5,427.90x = 28,088,334.00
  5. Step 5: Solve for x
    x = 28,088,334.00/5,427.90
  6. Step 6: Final answer
    x = 5,174.81

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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.