Home / 7,687.48-10,608.96-5,041.84

Finding the Fourth Proportional to 7,687.48, 10,608.96 and 5,041.84

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Solution

The fourth proportional to 7,687.48, 10,608.96 and 5,041.84 is: 6,957.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,687.48 : 10,608.96 = 5,041.84 : x
  2. Step 2: Convert to fraction form
    7,687.48/10,608.96 = 5,041.84/x
  3. Step 3: Cross multiply
    7,687.48x = 10,608.96 × 5,041.84
  4. Step 4: Simplify right side
    7,687.48x = 53,488,678.89
  5. Step 5: Solve for x
    x = 53,488,678.89/7,687.48
  6. Step 6: Final answer
    x = 6,957.90

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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.