Home / 3,875.09-5,816.07-2,555.15

Finding the Fourth Proportional to 3,875.09, 5,816.07 and 2,555.15

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Solution

The fourth proportional to 3,875.09, 5,816.07 and 2,555.15 is: 3,834.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.09 : 5,816.07 = 2,555.15 : x
  2. Step 2: Convert to fraction form
    3,875.09/5,816.07 = 2,555.15/x
  3. Step 3: Cross multiply
    3,875.09x = 5,816.07 × 2,555.15
  4. Step 4: Simplify right side
    3,875.09x = 14,860,902.18
  5. Step 5: Solve for x
    x = 14,860,902.18/3,875.09
  6. Step 6: Final answer
    x = 3,834.99

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1.5x scale

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.