Home / 2,860.53-4,289.88-1,473.68

Finding the Fourth Proportional to 2,860.53, 4,289.88 and 1,473.68

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Solution

The fourth proportional to 2,860.53, 4,289.88 and 1,473.68 is: 2,210.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.53 : 4,289.88 = 1,473.68 : x
  2. Step 2: Convert to fraction form
    2,860.53/4,289.88 = 1,473.68/x
  3. Step 3: Cross multiply
    2,860.53x = 4,289.88 × 1,473.68
  4. Step 4: Simplify right side
    2,860.53x = 6,321,921.08
  5. Step 5: Solve for x
    x = 6,321,921.08/2,860.53
  6. Step 6: Final answer
    x = 2,210.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.