Home / 2,910.04-4,365.50-1,178.60

Finding the Fourth Proportional to 2,910.04, 4,365.50 and 1,178.60

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Solution

The fourth proportional to 2,910.04, 4,365.50 and 1,178.60 is: 1,768.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.04 : 4,365.50 = 1,178.60 : x
  2. Step 2: Convert to fraction form
    2,910.04/4,365.50 = 1,178.60/x
  3. Step 3: Cross multiply
    2,910.04x = 4,365.50 × 1,178.60
  4. Step 4: Simplify right side
    2,910.04x = 5,145,178.30
  5. Step 5: Solve for x
    x = 5,145,178.30/2,910.04
  6. Step 6: Final answer
    x = 1,768.08

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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.