Home / 4,970.14-6,856.58-3,374.84

Finding the Fourth Proportional to 4,970.14, 6,856.58 and 3,374.84

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Solution

The fourth proportional to 4,970.14, 6,856.58 and 3,374.84 is: 4,655.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.14 : 6,856.58 = 3,374.84 : x
  2. Step 2: Convert to fraction form
    4,970.14/6,856.58 = 3,374.84/x
  3. Step 3: Cross multiply
    4,970.14x = 6,856.58 × 3,374.84
  4. Step 4: Simplify right side
    4,970.14x = 23,139,860.45
  5. Step 5: Solve for x
    x = 23,139,860.45/4,970.14
  6. Step 6: Final answer
    x = 4,655.78

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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.