Home / 7,657.09-11,482.68-2,976.49

Finding the Fourth Proportional to 7,657.09, 11,482.68 and 2,976.49

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Solution

The fourth proportional to 7,657.09, 11,482.68 and 2,976.49 is: 4,463.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657.09 : 11,482.68 = 2,976.49 : x
  2. Step 2: Convert to fraction form
    7,657.09/11,482.68 = 2,976.49/x
  3. Step 3: Cross multiply
    7,657.09x = 11,482.68 × 2,976.49
  4. Step 4: Simplify right side
    7,657.09x = 34,178,082.19
  5. Step 5: Solve for x
    x = 34,178,082.19/7,657.09
  6. Step 6: Final answer
    x = 4,463.59

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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.