Home / 11,289.18-16,925.57-4,717.25

Finding the Fourth Proportional to 11,289.18, 16,925.57 and 4,717.25

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Solution

The fourth proportional to 11,289.18, 16,925.57 and 4,717.25 is: 7,072.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,289.18 : 16,925.57 = 4,717.25 : x
  2. Step 2: Convert to fraction form
    11,289.18/16,925.57 = 4,717.25/x
  3. Step 3: Cross multiply
    11,289.18x = 16,925.57 × 4,717.25
  4. Step 4: Simplify right side
    11,289.18x = 79,842,145.08
  5. Step 5: Solve for x
    x = 79,842,145.08/11,289.18
  6. Step 6: Final answer
    x = 7,072.45

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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.