Home / 5,901.15-8,142.42-3,384.06

Finding the Fourth Proportional to 5,901.15, 8,142.42 and 3,384.06

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Solution

The fourth proportional to 5,901.15, 8,142.42 and 3,384.06 is: 4,669.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,901.15 : 8,142.42 = 3,384.06 : x
  2. Step 2: Convert to fraction form
    5,901.15/8,142.42 = 3,384.06/x
  3. Step 3: Cross multiply
    5,901.15x = 8,142.42 × 3,384.06
  4. Step 4: Simplify right side
    5,901.15x = 27,554,437.83
  5. Step 5: Solve for x
    x = 27,554,437.83/5,901.15
  6. Step 6: Final answer
    x = 4,669.33

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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.