Home / 7,895.58-11,814.14-6,330.80

Finding the Fourth Proportional to 7,895.58, 11,814.14 and 6,330.80

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Solution

The fourth proportional to 7,895.58, 11,814.14 and 6,330.80 is: 9,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.58 : 11,814.14 = 6,330.80 : x
  2. Step 2: Convert to fraction form
    7,895.58/11,814.14 = 6,330.80/x
  3. Step 3: Cross multiply
    7,895.58x = 11,814.14 × 6,330.80
  4. Step 4: Simplify right side
    7,895.58x = 74,792,957.51
  5. Step 5: Solve for x
    x = 74,792,957.51/7,895.58
  6. Step 6: Final answer
    x = 9,472.76

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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.