Home / 7,126.61-10,690.05-2,446.59

Finding the Fourth Proportional to 7,126.61, 10,690.05 and 2,446.59

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Solution

The fourth proportional to 7,126.61, 10,690.05 and 2,446.59 is: 3,669.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126.61 : 10,690.05 = 2,446.59 : x
  2. Step 2: Convert to fraction form
    7,126.61/10,690.05 = 2,446.59/x
  3. Step 3: Cross multiply
    7,126.61x = 10,690.05 × 2,446.59
  4. Step 4: Simplify right side
    7,126.61x = 26,154,169.43
  5. Step 5: Solve for x
    x = 26,154,169.43/7,126.61
  6. Step 6: Final answer
    x = 3,669.93

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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.