Home / 9,049.35-13,559.02-6,403.74

Finding the Fourth Proportional to 9,049.35, 13,559.02 and 6,403.74

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Solution

The fourth proportional to 9,049.35, 13,559.02 and 6,403.74 is: 9,594.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.35 : 13,559.02 = 6,403.74 : x
  2. Step 2: Convert to fraction form
    9,049.35/13,559.02 = 6,403.74/x
  3. Step 3: Cross multiply
    9,049.35x = 13,559.02 × 6,403.74
  4. Step 4: Simplify right side
    9,049.35x = 86,828,438.73
  5. Step 5: Solve for x
    x = 86,828,438.73/9,049.35
  6. Step 6: Final answer
    x = 9,594.99

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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.