Home / 7,691.14-10,613.77-4,154.35

Finding the Fourth Proportional to 7,691.14, 10,613.77 and 4,154.35

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Solution

The fourth proportional to 7,691.14, 10,613.77 and 4,154.35 is: 5,733.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691.14 : 10,613.77 = 4,154.35 : x
  2. Step 2: Convert to fraction form
    7,691.14/10,613.77 = 4,154.35/x
  3. Step 3: Cross multiply
    7,691.14x = 10,613.77 × 4,154.35
  4. Step 4: Simplify right side
    7,691.14x = 44,093,315.40
  5. Step 5: Solve for x
    x = 44,093,315.40/7,691.14
  6. Step 6: Final answer
    x = 5,733.00

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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.