Home / 7,927.80-11,898.90-5,332.56

Finding the Fourth Proportional to 7,927.80, 11,898.90 and 5,332.56

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Solution

The fourth proportional to 7,927.80, 11,898.90 and 5,332.56 is: 8,003.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.80 : 11,898.90 = 5,332.56 : x
  2. Step 2: Convert to fraction form
    7,927.80/11,898.90 = 5,332.56/x
  3. Step 3: Cross multiply
    7,927.80x = 11,898.90 × 5,332.56
  4. Step 4: Simplify right side
    7,927.80x = 63,451,598.18
  5. Step 5: Solve for x
    x = 63,451,598.18/7,927.80
  6. Step 6: Final answer
    x = 8,003.68

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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.