Home / 5,260.26-7,259.20-2,902.49

Finding the Fourth Proportional to 5,260.26, 7,259.20 and 2,902.49

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Solution

The fourth proportional to 5,260.26, 7,259.20 and 2,902.49 is: 4,005.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.26 : 7,259.20 = 2,902.49 : x
  2. Step 2: Convert to fraction form
    5,260.26/7,259.20 = 2,902.49/x
  3. Step 3: Cross multiply
    5,260.26x = 7,259.20 × 2,902.49
  4. Step 4: Simplify right side
    5,260.26x = 21,069,719.11
  5. Step 5: Solve for x
    x = 21,069,719.11/5,260.26
  6. Step 6: Final answer
    x = 4,005.45

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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.