Home / 7,450.72-10,285.50-4,306.30

Finding the Fourth Proportional to 7,450.72, 10,285.50 and 4,306.30

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Solution

The fourth proportional to 7,450.72, 10,285.50 and 4,306.30 is: 5,944.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.72 : 10,285.50 = 4,306.30 : x
  2. Step 2: Convert to fraction form
    7,450.72/10,285.50 = 4,306.30/x
  3. Step 3: Cross multiply
    7,450.72x = 10,285.50 × 4,306.30
  4. Step 4: Simplify right side
    7,450.72x = 44,292,448.65
  5. Step 5: Solve for x
    x = 44,292,448.65/7,450.72
  6. Step 6: Final answer
    x = 5,944.72

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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.