Home / 7,937.60-10,953.87-4,400.72

Finding the Fourth Proportional to 7,937.60, 10,953.87 and 4,400.72

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Solution

The fourth proportional to 7,937.60, 10,953.87 and 4,400.72 is: 6,072.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.60 : 10,953.87 = 4,400.72 : x
  2. Step 2: Convert to fraction form
    7,937.60/10,953.87 = 4,400.72/x
  3. Step 3: Cross multiply
    7,937.60x = 10,953.87 × 4,400.72
  4. Step 4: Simplify right side
    7,937.60x = 48,204,914.79
  5. Step 5: Solve for x
    x = 48,204,914.79/7,937.60
  6. Step 6: Final answer
    x = 6,072.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.