Home / 5,813.67-8,678.34-5,380.02

Finding the Fourth Proportional to 5,813.67, 8,678.34 and 5,380.02

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Solution

The fourth proportional to 5,813.67, 8,678.34 and 5,380.02 is: 8,031.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.67 : 8,678.34 = 5,380.02 : x
  2. Step 2: Convert to fraction form
    5,813.67/8,678.34 = 5,380.02/x
  3. Step 3: Cross multiply
    5,813.67x = 8,678.34 × 5,380.02
  4. Step 4: Simplify right side
    5,813.67x = 46,689,642.77
  5. Step 5: Solve for x
    x = 46,689,642.77/5,813.67
  6. Step 6: Final answer
    x = 8,031.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.