Home / 5,260.47-7,259.34-2,902.59

Finding the Fourth Proportional to 5,260.47, 7,259.34 and 2,902.59

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Solution

The fourth proportional to 5,260.47, 7,259.34 and 2,902.59 is: 4,005.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.47 : 7,259.34 = 2,902.59 : x
  2. Step 2: Convert to fraction form
    5,260.47/7,259.34 = 2,902.59/x
  3. Step 3: Cross multiply
    5,260.47x = 7,259.34 × 2,902.59
  4. Step 4: Simplify right side
    5,260.47x = 21,070,887.69
  5. Step 5: Solve for x
    x = 21,070,887.69/5,260.47
  6. Step 6: Final answer
    x = 4,005.51

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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.