Home / 13,041.75-19,562.63-3,807.75

Finding the Fourth Proportional to 13,041.75, 19,562.63 and 3,807.75

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Solution

The fourth proportional to 13,041.75, 19,562.63 and 3,807.75 is: 5,711.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.75 : 19,562.63 = 3,807.75 : x
  2. Step 2: Convert to fraction form
    13,041.75/19,562.63 = 3,807.75/x
  3. Step 3: Cross multiply
    13,041.75x = 19,562.63 × 3,807.75
  4. Step 4: Simplify right side
    13,041.75x = 74,489,585.34
  5. Step 5: Solve for x
    x = 74,489,585.34/13,041.75
  6. Step 6: Final answer
    x = 5,711.63

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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.