Home / 4,783.77-7,160.28-2,557.03

Finding the Fourth Proportional to 4,783.77, 7,160.28 and 2,557.03

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Solution

The fourth proportional to 4,783.77, 7,160.28 and 2,557.03 is: 3,827.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.77 : 7,160.28 = 2,557.03 : x
  2. Step 2: Convert to fraction form
    4,783.77/7,160.28 = 2,557.03/x
  3. Step 3: Cross multiply
    4,783.77x = 7,160.28 × 2,557.03
  4. Step 4: Simplify right side
    4,783.77x = 18,309,050.77
  5. Step 5: Solve for x
    x = 18,309,050.77/4,783.77
  6. Step 6: Final answer
    x = 3,827.33

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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.