Home / 2,783.60-4,173.21-1,465.62

Finding the Fourth Proportional to 2,783.60, 4,173.21 and 1,465.62

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Solution

The fourth proportional to 2,783.60, 4,173.21 and 1,465.62 is: 2,197.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.60 : 4,173.21 = 1,465.62 : x
  2. Step 2: Convert to fraction form
    2,783.60/4,173.21 = 1,465.62/x
  3. Step 3: Cross multiply
    2,783.60x = 4,173.21 × 1,465.62
  4. Step 4: Simplify right side
    2,783.60x = 6,116,340.04
  5. Step 5: Solve for x
    x = 6,116,340.04/2,783.60
  6. Step 6: Final answer
    x = 2,197.28

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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.