Home / 9,958.10-14,938.95-4,115.30

Finding the Fourth Proportional to 9,958.10, 14,938.95 and 4,115.30

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Solution

The fourth proportional to 9,958.10, 14,938.95 and 4,115.30 is: 6,173.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,958.10 : 14,938.95 = 4,115.30 : x
  2. Step 2: Convert to fraction form
    9,958.10/14,938.95 = 4,115.30/x
  3. Step 3: Cross multiply
    9,958.10x = 14,938.95 × 4,115.30
  4. Step 4: Simplify right side
    9,958.10x = 61,478,260.94
  5. Step 5: Solve for x
    x = 61,478,260.94/9,958.10
  6. Step 6: Final answer
    x = 6,173.69

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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.