Home / 5,699.59-7,860.94-3,710.77

Finding the Fourth Proportional to 5,699.59, 7,860.94 and 3,710.77

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Solution

The fourth proportional to 5,699.59, 7,860.94 and 3,710.77 is: 5,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,699.59 : 7,860.94 = 3,710.77 : x
  2. Step 2: Convert to fraction form
    5,699.59/7,860.94 = 3,710.77/x
  3. Step 3: Cross multiply
    5,699.59x = 7,860.94 × 3,710.77
  4. Step 4: Simplify right side
    5,699.59x = 29,170,140.32
  5. Step 5: Solve for x
    x = 29,170,140.32/5,699.59
  6. Step 6: Final answer
    x = 5,117.94

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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.