Home / 5,735.24-7,911.29-3,607.40

Finding the Fourth Proportional to 5,735.24, 7,911.29 and 3,607.40

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Solution

The fourth proportional to 5,735.24, 7,911.29 and 3,607.40 is: 4,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,735.24 : 7,911.29 = 3,607.40 : x
  2. Step 2: Convert to fraction form
    5,735.24/7,911.29 = 3,607.40/x
  3. Step 3: Cross multiply
    5,735.24x = 7,911.29 × 3,607.40
  4. Step 4: Simplify right side
    5,735.24x = 28,539,129.95
  5. Step 5: Solve for x
    x = 28,539,129.95/5,735.24
  6. Step 6: Final answer
    x = 4,976.10

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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.