Home / 4,870.28-6,716.57-4,164.77

Finding the Fourth Proportional to 4,870.28, 6,716.57 and 4,164.77

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Solution

The fourth proportional to 4,870.28, 6,716.57 and 4,164.77 is: 5,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870.28 : 6,716.57 = 4,164.77 : x
  2. Step 2: Convert to fraction form
    4,870.28/6,716.57 = 4,164.77/x
  3. Step 3: Cross multiply
    4,870.28x = 6,716.57 × 4,164.77
  4. Step 4: Simplify right side
    4,870.28x = 27,972,914.83
  5. Step 5: Solve for x
    x = 27,972,914.83/4,870.28
  6. Step 6: Final answer
    x = 5,743.60

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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.