Home / 9,437.42-14,157.88-3,112.68

Finding the Fourth Proportional to 9,437.42, 14,157.88 and 3,112.68

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Solution

The fourth proportional to 9,437.42, 14,157.88 and 3,112.68 is: 4,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.42 : 14,157.88 = 3,112.68 : x
  2. Step 2: Convert to fraction form
    9,437.42/14,157.88 = 3,112.68/x
  3. Step 3: Cross multiply
    9,437.42x = 14,157.88 × 3,112.68
  4. Step 4: Simplify right side
    9,437.42x = 44,068,949.92
  5. Step 5: Solve for x
    x = 44,068,949.92/9,437.42
  6. Step 6: Final answer
    x = 4,669.60

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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.