Home / 5,260.52-7,259.48-2,870.48

Finding the Fourth Proportional to 5,260.52, 7,259.48 and 2,870.48

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Solution

The fourth proportional to 5,260.52, 7,259.48 and 2,870.48 is: 3,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.52 : 7,259.48 = 2,870.48 : x
  2. Step 2: Convert to fraction form
    5,260.52/7,259.48 = 2,870.48/x
  3. Step 3: Cross multiply
    5,260.52x = 7,259.48 × 2,870.48
  4. Step 4: Simplify right side
    5,260.52x = 20,838,192.15
  5. Step 5: Solve for x
    x = 20,838,192.15/5,260.52
  6. Step 6: Final answer
    x = 3,961.24

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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.