Home / 3,484.17-5,226.12-887.09

Finding the Fourth Proportional to 3,484.17, 5,226.12 and 887.09

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Solution

The fourth proportional to 3,484.17, 5,226.12 and 887.09 is: 1,330.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.17 : 5,226.12 = 887.09 : x
  2. Step 2: Convert to fraction form
    3,484.17/5,226.12 = 887.09/x
  3. Step 3: Cross multiply
    3,484.17x = 5,226.12 × 887.09
  4. Step 4: Simplify right side
    3,484.17x = 4,636,012.66
  5. Step 5: Solve for x
    x = 4,636,012.66/3,484.17
  6. Step 6: Final answer
    x = 1,330.59

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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.