Home / 3,484.80-5,227.29-1,264.08

Finding the Fourth Proportional to 3,484.80, 5,227.29 and 1,264.08

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Solution

The fourth proportional to 3,484.80, 5,227.29 and 1,264.08 is: 1,896.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.80 : 5,227.29 = 1,264.08 : x
  2. Step 2: Convert to fraction form
    3,484.80/5,227.29 = 1,264.08/x
  3. Step 3: Cross multiply
    3,484.80x = 5,227.29 × 1,264.08
  4. Step 4: Simplify right side
    3,484.80x = 6,607,712.74
  5. Step 5: Solve for x
    x = 6,607,712.74/3,484.80
  6. Step 6: Final answer
    x = 1,896.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.