Home / 9,423.39-14,130.87-3,181.79

Finding the Fourth Proportional to 9,423.39, 14,130.87 and 3,181.79

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Solution

The fourth proportional to 9,423.39, 14,130.87 and 3,181.79 is: 4,771.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,423.39 : 14,130.87 = 3,181.79 : x
  2. Step 2: Convert to fraction form
    9,423.39/14,130.87 = 3,181.79/x
  3. Step 3: Cross multiply
    9,423.39x = 14,130.87 × 3,181.79
  4. Step 4: Simplify right side
    9,423.39x = 44,961,390.20
  5. Step 5: Solve for x
    x = 44,961,390.20/9,423.39
  6. Step 6: Final answer
    x = 4,771.25

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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.