Home / 7,285.14-10,056.96-4,939.65

Finding the Fourth Proportional to 7,285.14, 10,056.96 and 4,939.65

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Solution

The fourth proportional to 7,285.14, 10,056.96 and 4,939.65 is: 6,819.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285.14 : 10,056.96 = 4,939.65 : x
  2. Step 2: Convert to fraction form
    7,285.14/10,056.96 = 4,939.65/x
  3. Step 3: Cross multiply
    7,285.14x = 10,056.96 × 4,939.65
  4. Step 4: Simplify right side
    7,285.14x = 49,677,862.46
  5. Step 5: Solve for x
    x = 49,677,862.46/7,285.14
  6. Step 6: Final answer
    x = 6,819.07

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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.