Home / 4,830.03-6,666.03-2,840.49

Finding the Fourth Proportional to 4,830.03, 6,666.03 and 2,840.49

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Solution

The fourth proportional to 4,830.03, 6,666.03 and 2,840.49 is: 3,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.03 : 6,666.03 = 2,840.49 : x
  2. Step 2: Convert to fraction form
    4,830.03/6,666.03 = 2,840.49/x
  3. Step 3: Cross multiply
    4,830.03x = 6,666.03 × 2,840.49
  4. Step 4: Simplify right side
    4,830.03x = 18,934,791.55
  5. Step 5: Solve for x
    x = 18,934,791.55/4,830.03
  6. Step 6: Final answer
    x = 3,920.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.