Home / 5,730.03-8,578.02-3,125.07

Finding the Fourth Proportional to 5,730.03, 8,578.02 and 3,125.07

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Solution

The fourth proportional to 5,730.03, 8,578.02 and 3,125.07 is: 4,678.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.03 : 8,578.02 = 3,125.07 : x
  2. Step 2: Convert to fraction form
    5,730.03/8,578.02 = 3,125.07/x
  3. Step 3: Cross multiply
    5,730.03x = 8,578.02 × 3,125.07
  4. Step 4: Simplify right side
    5,730.03x = 26,806,912.96
  5. Step 5: Solve for x
    x = 26,806,912.96/5,730.03
  6. Step 6: Final answer
    x = 4,678.32

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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.