Home / 1,769.04-2,441.25-972.36

Finding the Fourth Proportional to 1,769.04, 2,441.25 and 972.36

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Solution

The fourth proportional to 1,769.04, 2,441.25 and 972.36 is: 1,341.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769.04 : 2,441.25 = 972.36 : x
  2. Step 2: Convert to fraction form
    1,769.04/2,441.25 = 972.36/x
  3. Step 3: Cross multiply
    1,769.04x = 2,441.25 × 972.36
  4. Step 4: Simplify right side
    1,769.04x = 2,373,773.85
  5. Step 5: Solve for x
    x = 2,373,773.85/1,769.04
  6. Step 6: Final answer
    x = 1,341.84

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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.