Home / 5,256.75-7,254.37-2,898.98

Finding the Fourth Proportional to 5,256.75, 7,254.37 and 2,898.98

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Solution

The fourth proportional to 5,256.75, 7,254.37 and 2,898.98 is: 4,000.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.75 : 7,254.37 = 2,898.98 : x
  2. Step 2: Convert to fraction form
    5,256.75/7,254.37 = 2,898.98/x
  3. Step 3: Cross multiply
    5,256.75x = 7,254.37 × 2,898.98
  4. Step 4: Simplify right side
    5,256.75x = 21,030,273.54
  5. Step 5: Solve for x
    x = 21,030,273.54/5,256.75
  6. Step 6: Final answer
    x = 4,000.62

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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.