Home / 5,270.00-7,904.90-1,572.24

Finding the Fourth Proportional to 5,270.00, 7,904.90 and 1,572.24

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Solution

The fourth proportional to 5,270.00, 7,904.90 and 1,572.24 is: 2,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.00 : 7,904.90 = 1,572.24 : x
  2. Step 2: Convert to fraction form
    5,270.00/7,904.90 = 1,572.24/x
  3. Step 3: Cross multiply
    5,270.00x = 7,904.90 × 1,572.24
  4. Step 4: Simplify right side
    5,270.00x = 12,428,392.11
  5. Step 5: Solve for x
    x = 12,428,392.11/5,270.00
  6. Step 6: Final answer
    x = 2,358.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.