Home / 4,981.03-6,876.46-3,859.45

Finding the Fourth Proportional to 4,981.03, 6,876.46 and 3,859.45

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Solution

The fourth proportional to 4,981.03, 6,876.46 and 3,859.45 is: 5,328.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.03 : 6,876.46 = 3,859.45 : x
  2. Step 2: Convert to fraction form
    4,981.03/6,876.46 = 3,859.45/x
  3. Step 3: Cross multiply
    4,981.03x = 6,876.46 × 3,859.45
  4. Step 4: Simplify right side
    4,981.03x = 26,539,341.18
  5. Step 5: Solve for x
    x = 26,539,341.18/4,981.03
  6. Step 6: Final answer
    x = 5,328.09

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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.