Home / 3,555.67-5,330.98-1,363.99

Finding the Fourth Proportional to 3,555.67, 5,330.98 and 1,363.99

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Solution

The fourth proportional to 3,555.67, 5,330.98 and 1,363.99 is: 2,045.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.67 : 5,330.98 = 1,363.99 : x
  2. Step 2: Convert to fraction form
    3,555.67/5,330.98 = 1,363.99/x
  3. Step 3: Cross multiply
    3,555.67x = 5,330.98 × 1,363.99
  4. Step 4: Simplify right side
    3,555.67x = 7,271,373.35
  5. Step 5: Solve for x
    x = 7,271,373.35/3,555.67
  6. Step 6: Final answer
    x = 2,045.01

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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.