Home / 5,256.81-7,254.25-2,866.82

Finding the Fourth Proportional to 5,256.81, 7,254.25 and 2,866.82

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Solution

The fourth proportional to 5,256.81, 7,254.25 and 2,866.82 is: 3,956.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.81 : 7,254.25 = 2,866.82 : x
  2. Step 2: Convert to fraction form
    5,256.81/7,254.25 = 2,866.82/x
  3. Step 3: Cross multiply
    5,256.81x = 7,254.25 × 2,866.82
  4. Step 4: Simplify right side
    5,256.81x = 20,796,628.99
  5. Step 5: Solve for x
    x = 20,796,628.99/5,256.81
  6. Step 6: Final answer
    x = 3,956.13

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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.