Home / 9,421.30-14,133.78-3,582.02

Finding the Fourth Proportional to 9,421.30, 14,133.78 and 3,582.02

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Solution

The fourth proportional to 9,421.30, 14,133.78 and 3,582.02 is: 5,373.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.30 : 14,133.78 = 3,582.02 : x
  2. Step 2: Convert to fraction form
    9,421.30/14,133.78 = 3,582.02/x
  3. Step 3: Cross multiply
    9,421.30x = 14,133.78 × 3,582.02
  4. Step 4: Simplify right side
    9,421.30x = 50,627,482.64
  5. Step 5: Solve for x
    x = 50,627,482.64/9,421.30
  6. Step 6: Final answer
    x = 5,373.73

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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.