Home / 9,933.84-14,903.64-4,742.64

Finding the Fourth Proportional to 9,933.84, 14,903.64 and 4,742.64

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Solution

The fourth proportional to 9,933.84, 14,903.64 and 4,742.64 is: 7,115.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933.84 : 14,903.64 = 4,742.64 : x
  2. Step 2: Convert to fraction form
    9,933.84/14,903.64 = 4,742.64/x
  3. Step 3: Cross multiply
    9,933.84x = 14,903.64 × 4,742.64
  4. Step 4: Simplify right side
    9,933.84x = 70,682,599.21
  5. Step 5: Solve for x
    x = 70,682,599.21/9,933.84
  6. Step 6: Final answer
    x = 7,115.33

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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.