Home / 9,343.75-14,017.86-3,187.75

Finding the Fourth Proportional to 9,343.75, 14,017.86 and 3,187.75

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Solution

The fourth proportional to 9,343.75, 14,017.86 and 3,187.75 is: 4,782.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343.75 : 14,017.86 = 3,187.75 : x
  2. Step 2: Convert to fraction form
    9,343.75/14,017.86 = 3,187.75/x
  3. Step 3: Cross multiply
    9,343.75x = 14,017.86 × 3,187.75
  4. Step 4: Simplify right side
    9,343.75x = 44,685,433.22
  5. Step 5: Solve for x
    x = 44,685,433.22/9,343.75
  6. Step 6: Final answer
    x = 4,782.39

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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.