Home / 9,035.28-13,578.84-4,421.52

Finding the Fourth Proportional to 9,035.28, 13,578.84 and 4,421.52

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Solution

The fourth proportional to 9,035.28, 13,578.84 and 4,421.52 is: 6,644.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,035.28 : 13,578.84 = 4,421.52 : x
  2. Step 2: Convert to fraction form
    9,035.28/13,578.84 = 4,421.52/x
  3. Step 3: Cross multiply
    9,035.28x = 13,578.84 × 4,421.52
  4. Step 4: Simplify right side
    9,035.28x = 60,039,112.64
  5. Step 5: Solve for x
    x = 60,039,112.64/9,035.28
  6. Step 6: Final answer
    x = 6,644.96

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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.