Home / 5,935.24-8,903.73-1,985.21

Finding the Fourth Proportional to 5,935.24, 8,903.73 and 1,985.21

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Solution

The fourth proportional to 5,935.24, 8,903.73 and 1,985.21 is: 2,978.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.24 : 8,903.73 = 1,985.21 : x
  2. Step 2: Convert to fraction form
    5,935.24/8,903.73 = 1,985.21/x
  3. Step 3: Cross multiply
    5,935.24x = 8,903.73 × 1,985.21
  4. Step 4: Simplify right side
    5,935.24x = 17,675,773.83
  5. Step 5: Solve for x
    x = 17,675,773.83/5,935.24
  6. Step 6: Final answer
    x = 2,978.11

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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.