Home / 7,613.12-10,506.51-4,628.48

Finding the Fourth Proportional to 7,613.12, 10,506.51 and 4,628.48

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Solution

The fourth proportional to 7,613.12, 10,506.51 and 4,628.48 is: 6,387.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.12 : 10,506.51 = 4,628.48 : x
  2. Step 2: Convert to fraction form
    7,613.12/10,506.51 = 4,628.48/x
  3. Step 3: Cross multiply
    7,613.12x = 10,506.51 × 4,628.48
  4. Step 4: Simplify right side
    7,613.12x = 48,629,118.87
  5. Step 5: Solve for x
    x = 48,629,118.87/7,613.12
  6. Step 6: Final answer
    x = 6,387.54

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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.