Home / 7,932.39-10,946.54-4,395.57

Finding the Fourth Proportional to 7,932.39, 10,946.54 and 4,395.57

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Solution

The fourth proportional to 7,932.39, 10,946.54 and 4,395.57 is: 6,065.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.39 : 10,946.54 = 4,395.57 : x
  2. Step 2: Convert to fraction form
    7,932.39/10,946.54 = 4,395.57/x
  3. Step 3: Cross multiply
    7,932.39x = 10,946.54 × 4,395.57
  4. Step 4: Simplify right side
    7,932.39x = 48,116,260.85
  5. Step 5: Solve for x
    x = 48,116,260.85/7,932.39
  6. Step 6: Final answer
    x = 6,065.80

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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.