Home / 7,949.11-10,970.04-4,412.65

Finding the Fourth Proportional to 7,949.11, 10,970.04 and 4,412.65

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Solution

The fourth proportional to 7,949.11, 10,970.04 and 4,412.65 is: 6,089.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.11 : 10,970.04 = 4,412.65 : x
  2. Step 2: Convert to fraction form
    7,949.11/10,970.04 = 4,412.65/x
  3. Step 3: Cross multiply
    7,949.11x = 10,970.04 × 4,412.65
  4. Step 4: Simplify right side
    7,949.11x = 48,406,947.01
  5. Step 5: Solve for x
    x = 48,406,947.01/7,949.11
  6. Step 6: Final answer
    x = 6,089.61

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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.