Home / 5,365.73-7,404.53-3,127.75

Finding the Fourth Proportional to 5,365.73, 7,404.53 and 3,127.75

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Solution

The fourth proportional to 5,365.73, 7,404.53 and 3,127.75 is: 4,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.73 : 7,404.53 = 3,127.75 : x
  2. Step 2: Convert to fraction form
    5,365.73/7,404.53 = 3,127.75/x
  3. Step 3: Cross multiply
    5,365.73x = 7,404.53 × 3,127.75
  4. Step 4: Simplify right side
    5,365.73x = 23,159,518.71
  5. Step 5: Solve for x
    x = 23,159,518.71/5,365.73
  6. Step 6: Final answer
    x = 4,316.19

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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.