Home / 12,559.02-18,838.02-3,793.68

Finding the Fourth Proportional to 12,559.02, 18,838.02 and 3,793.68

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Solution

The fourth proportional to 12,559.02, 18,838.02 and 3,793.68 is: 5,690.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559.02 : 18,838.02 = 3,793.68 : x
  2. Step 2: Convert to fraction form
    12,559.02/18,838.02 = 3,793.68/x
  3. Step 3: Cross multiply
    12,559.02x = 18,838.02 × 3,793.68
  4. Step 4: Simplify right side
    12,559.02x = 71,465,419.71
  5. Step 5: Solve for x
    x = 71,465,419.71/12,559.02
  6. Step 6: Final answer
    x = 5,690.37

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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.