Home / 7,628.04-11,372.58-7,435.98

Finding the Fourth Proportional to 7,628.04, 11,372.58 and 7,435.98

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Solution

The fourth proportional to 7,628.04, 11,372.58 and 7,435.98 is: 11,086.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628.04 : 11,372.58 = 7,435.98 : x
  2. Step 2: Convert to fraction form
    7,628.04/11,372.58 = 7,435.98/x
  3. Step 3: Cross multiply
    7,628.04x = 11,372.58 × 7,435.98
  4. Step 4: Simplify right side
    7,628.04x = 84,566,277.43
  5. Step 5: Solve for x
    x = 84,566,277.43/7,628.04
  6. Step 6: Final answer
    x = 11,086.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.