Home / 7,937.40-10,953.68-4,400.68

Finding the Fourth Proportional to 7,937.40, 10,953.68 and 4,400.68

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Solution

The fourth proportional to 7,937.40, 10,953.68 and 4,400.68 is: 6,072.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.40 : 10,953.68 = 4,400.68 : x
  2. Step 2: Convert to fraction form
    7,937.40/10,953.68 = 4,400.68/x
  3. Step 3: Cross multiply
    7,937.40x = 10,953.68 × 4,400.68
  4. Step 4: Simplify right side
    7,937.40x = 48,203,640.50
  5. Step 5: Solve for x
    x = 48,203,640.50/7,937.40
  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.